Search results for "Carbon-12" - New World Encyclopedia
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- Carbon has two stable, naturally occurring isotopes: carbon-12 (12C) and carbon-13 (13C), at relative abundances of approximately 98.9 percent ...21 KB (2,997 words) - 22:12, 25 November 2023
- Activated carbon (also called active carbon, activated charcoal, or activated coal) is a form of carbon that has been processed to make it extremely ...23 KB (3,406 words) - 05:41, 15 June 2023
- The carbon cycle is the biogeochemical cycle by which carbon is exchanged between the biosphere, geosphere, hydrosphere, and atmosphere of the ...17 KB (2,593 words) - 23:46, 20 April 2023
- Carbon dioxide is a chemical compound that is found as a gas in the Earth's atmosphere. It consists of simple molecules, each of which has ...34 KB (5,140 words) - 19:07, 26 November 2023
- Carbon monoxide, with the chemical formula CO, is a colorless, odorless, and tasteless gas. It is the product of the incomplete combustion of ...20 KB (2,871 words) - 19:08, 26 November 2023
- Carbon nanotubes (CNTs) are allotropes of carbon with molecular structures that are tubular in shape, having diameters on the order of a few ...62 KB (8,806 words) - 19:09, 26 November 2023
- Carbon black is a material produced by the incomplete combustion of heavy petroleum products such as FCC tar, coal tar, ethylene cracking tar ...7 KB (1,036 words) - 22:13, 25 November 2023
Page text matches
- Carbon black is a material produced by the incomplete combustion of heavy petroleum products such as FCC tar, coal tar, ethylene cracking tar ...7 KB (1,036 words) - 22:13, 25 November 2023
- A hydrocarbon is any chemical compound that is constituted of just the elements carbon (C) and hydrogen (H). Each hydrocarbon molecule consists ...8 KB (1,193 words) - 13:34, 17 May 2021
- If a chemical element can exist in two or more different forms, the forms are known as allotropes of the element, and this type of behavior is ...5 KB (685 words) - 08:09, 23 July 2023
- Deoxyribose, also known as D-Deoxyribose and 2-deoxyribose, is a pentose sugar (monosaccharide containing five carbon atoms) that is a key component ...7 KB (1,045 words) - 05:24, 25 August 2020
- Ribose, primarily seen as D-ribose, is a water-soluable, pentose sugar (monosaccharide with five carbon atoms) that is an important component ...7 KB (1,027 words) - 09:19, 10 August 2022
- The carbon cycle is the biogeochemical cycle by which carbon is exchanged between the biosphere, geosphere, hydrosphere, and atmosphere of the ...17 KB (2,593 words) - 23:46, 20 April 2023
- Category:Public Organic chemistry is the scientific study of the structures, properties, and methods of syntheses of chemical compounds that are ...8 KB (1,161 words) - 01:13, 18 November 2022
- Redox (shorthand for reduction/oxidation reaction) describes all chemical reactions in which atoms have their oxidation number (oxidation state ...12 KB (1,809 words) - 02:49, 8 December 2022
- Smoke is the airborne solid and liquid particulates and gases evolved when a material undergoes pyrolysis or combustion, together with the quantity ...7 KB (1,034 words) - 21:19, 30 January 2023
- An aldehyde is an organic compound containing a terminal carbonyl group. This functional group, called an aldehyde group, consists of a carbon ...11 KB (1,651 words) - 05:09, 17 June 2023
- twelfth the mass of a single atom of the carbon-12 isotope. ... to one-twelfth the mass of an atom of carbon-12. Because an element in ...13 KB (2,025 words) - 06:26, 21 August 2023
- Biomass, as a renewable energy source, refers to biological material that can be used as fuel or for industrial production. It includes plant ...14 KB (1,875 words) - 17:55, 31 October 2023
- A nonmetal is a chemical element with several properties that are opposite those of a metal. Based on their properties, the elements of the periodic ...6 KB (785 words) - 02:40, 16 November 2022
- Carbon has two stable, naturally occurring isotopes: carbon-12 (12C) and carbon-13 (13C), at relative abundances of approximately 98.9 percent ...21 KB (2,997 words) - 22:12, 25 November 2023
- A supercritical fluid is any substance at a temperature and pressure above its thermodynamic critical point. It has the unique ability to diffuse ...14 KB (2,010 words) - 13:54, 28 April 2023
- Butane, also called n-butane (normal butane), is an unbranched alkane with four carbon atoms in each molecule. Its molecular formula may be written ...10 KB (1,437 words) - 18:43, 23 November 2023
- In organic chemistry, an alkene, olefin, or olefine is an unsaturated chemical compound containing at least one carbon-to-carbon double bond ...13 KB (1,908 words) - 22:30, 4 January 2023
- Fatty acids are a class of compounds containing a long hydrocarbon chain and a terminal carboxylate group (-COOH). They have the general structure ...16 KB (2,372 words) - 01:39, 26 March 2024
- A covalent bond is a type of chemical bond characterized by the sharing of a pair of electrons between two atoms. In general, a chemical bond ...15 KB (2,401 words) - 06:13, 11 January 2024
- Graphite is one of the two common but distinctively different forms or allotropes of carbon, the other being diamond. Graphite holds the distinction ...13 KB (1,840 words) - 19:24, 24 May 2024
- A ketone (pronounced as key tone) is either the functional group characterized by a carbonyl group (O=C) linked to two other carbon atoms or ...9 KB (1,318 words) - 03:31, 6 October 2022
- Carbonic acid (ancient name acid of air or aerial acid) is a weak acid with the formula H2CO3. It is formed in small amounts when carbon dioxide ...13 KB (2,013 words) - 19:10, 26 November 2023
- A steroid is any of a group of natural or synthetic, fat-soluble, organic compounds belonging to the class of lipids and characterized by a molecular ...10 KB (1,426 words) - 20:04, 9 February 2023
- Category:Public {|style="border: 1px solid; float: right; width: 250px;" !colspan="2" style="text-align: center; background: ...10 KB (1,452 words) - 10:12, 11 March 2023
- Nucleosides are structural subunits of nucleic acids, the macromolecules that convey genetic information in living cells. They consist of a nitrogen ...6 KB (865 words) - 10:10, 11 March 2023
- Acetylene (systematic name: ethyne) is a hydrocarbon belonging to the group of alkynes. It is considered to be the simplest of all alkynes as ...14 KB (2,038 words) - 07:36, 14 June 2023
- In chemistry, isomers are molecules that share the same chemical formula but differ in the arrangement of atoms. (Isomers in chemistry should ...14 KB (2,096 words) - 05:56, 11 March 2024
- A metalloid is a chemical element with properties that are intermediate between those of metals and nonmetals. The following elements are generally ...7 KB (910 words) - 16:19, 9 November 2022
- Johann Friedrich Wilhelm Adolf von Baeyer (October 31, 1835 – August 20, 1917) was a German chemist who made major contributions to the field ...9 KB (1,376 words) - 06:04, 15 June 2023
- Astrochemistry, representing an overlap of the disciplines of astronomy and chemistry, is the study of chemicals found in outer space, including ...7 KB (940 words) - 18:21, 19 August 2023
- Carboxylic acids are organic acids characterized by the presence of one or more carboxyl groups in their molecules. A carboxyl group consists ...13 KB (1,872 words) - 19:11, 26 November 2023
- In chemistry, a carbene is a highly reactive organic compound with the general molecular formula "R1R2C:." This formula indicates that ...12 KB (1,686 words) - 07:11, 24 April 2023
- An aerogel is a low-density solid-state material derived from a gel in which the liquid component of the gel has been replaced with gas. The ...18 KB (2,574 words) - 05:49, 16 June 2023
- Particulates, also referred to as particulate matter (PM), aerosols, or fine particles, are tiny particles of solid or liquid suspended in a ...18 KB (2,652 words) - 08:57, 18 November 2022
- The respiratory system is an integrated network of organs and tubes that coordinates the exchange of oxygen and carbon dioxide between an organism ...13 KB (1,922 words) - 19:44, 16 April 2023
- Diazonium compounds or diazonium salts are a group of organic compounds sharing a common functional group with the characteristic structure of ...7 KB (1,048 words) - 13:34, 15 July 2020
- Friedrich August Kekulé von Stradonitz (also August Kekulé) (September 7, 1829 – July 13, 1896) was a German organic chemist. One of the ...9 KB (1,392 words) - 18:28, 21 August 2023
- Submit to get this template or go to Template:Chembox_simple_organic. --> {|class="infobox" width="225" style="float:right; ...5 KB (742 words) - 07:29, 12 January 2024
- An epoxide is a cyclic ether with only three ring atoms. The simplest epoxide is ethylene oxide, also known as oxirane, which is regarded as ...6 KB (852 words) - 19:13, 13 February 2024
- Carbon monoxide, with the chemical formula CO, is a colorless, odorless, and tasteless gas. It is the product of the incomplete combustion of ...20 KB (2,871 words) - 19:08, 26 November 2023
- Phosgene is the chemical compound with the formula COCl2. This highly toxic gas gained infamy as a chemical weapon during World War I, but it ...10 KB (1,416 words) - 22:44, 28 March 2023
- The term carotene refers to a class of related organic compounds with the formula C40H56. Carotenes exist in several isomers that have the same ...11 KB (1,641 words) - 00:37, 29 November 2023
- Jacobus Henricus van 't Hoff (August 30, 1852 - March 1, 1911), a Dutch physical and organic chemist, was the first to propose a three-dimensional ...10 KB (1,516 words) - 17:33, 9 March 2022
- Activated carbon (also called active carbon, activated charcoal, or activated coal) is a form of carbon that has been processed to make it extremely ...23 KB (3,406 words) - 05:41, 15 June 2023
- Pyruvic acid (C3H4O3 (CH3COCO2H)) is a three-carbon, keto acid that plays an important role in biochemical processes. At the pH levels of the ...14 KB (1,901 words) - 15:37, 18 June 2015
- Calanoida Cyclopoida Gelyelloida Harpacticoida Misophrioida Monstrilloida Mormonilloida Platycopioida Poecilostomatoida Siphonostomatoida ...10 KB (1,426 words) - 02:55, 8 January 2024
- In chemistry, an amide is one of two kinds of compounds: * the organic functional group characterized by a carbonyl group (C=O) linked to a nitrogen ...10 KB (1,423 words) - 06:58, 25 July 2023
- Polyester is the name for a class of polymers that contain the ester functional group in their main chain. Although some types of polyesters ...8 KB (1,111 words) - 17:38, 9 October 2021
- Atmospheric chemistry involves study of the chemistry of the atmospheres of Earth and other planets. It is a branch of atmospheric science and ...11 KB (1,481 words) - 06:25, 21 August 2023
- Charcoal is the blackish material consisting mainly of carbon obtained by removing water and other volatile constituents from plant matter (such ...15 KB (2,216 words) - 01:45, 4 December 2023
- An alloy is the combination of metal with other chemical elements (metallic or nonmetallic), forming a solution or chemical compound that retains ...17 KB (2,388 words) - 08:10, 23 July 2023
- Ether is the general name for a class of organic chemical compounds characterized by molecules that contain an ether functional group—an oxygen ...15 KB (2,285 words) - 04:31, 22 March 2024
- Fructose (or levulose) is a simple sugar (monosaccharide) with the same chemical formula as glucose (C6H12O6) but a different atomic arrangement ...12 KB (1,703 words) - 09:20, 21 June 2021
- Purine is a heterocyclic, aromatic, organic compound, consisting of a pyrimidine ring fused to an imidazole ring. Heterocyclic compounds are ...7 KB (928 words) - 23:49, 2 December 2022
- In organic chemistry, functional groups (or moieties) are specific groups of atoms within molecules, that are responsible for the characteristic ...13 KB (1,621 words) - 07:19, 15 April 2024
- <!-- Submit to get this template or go to :Template:Chembox simple organic. --> {|class="infobox" style="float:right;" ...11 KB (1,600 words) - 16:26, 9 November 2022
- Photosynthesis is the conversion of the energy of sunlight into chemical energy by living organisms. In most cases, the raw materials are carbon ...27 KB (4,019 words) - 05:05, 24 November 2022
- The periodic table of the chemical elements is a tabular display of the chemical elements. It is perhaps the icon of Chemistry and expresses ...13 KB (1,942 words) - 00:40, 24 November 2022
- A giant star is a star with substantially larger radius and luminosity than a main sequence star of the same surface temperature. It is, therefore ...9 KB (1,364 words) - 18:58, 21 May 2024
- Carbon dioxide is a chemical compound that is found as a gas in the Earth's atmosphere. It consists of simple molecules, each of which has ...34 KB (5,140 words) - 19:07, 26 November 2023
- Silicon (chemical element symbol Si, atomic number 14) is a member of a group of chemical elements classified as metalloids. It is less reactive ...20 KB (2,980 words) - 22:04, 29 January 2023
- Adsorption, not to be confused with absorption, is a process by which a gas, liquid, or solute (substance in solution) binds to the surface of ...19 KB (2,837 words) - 06:18, 15 June 2023
- Formic acid (systematic name methanoic acid) is the simplest carboxylic acid. Its formula is HCOOH or CH2O2. In nature, it is found in the stings ...13 KB (1,811 words) - 06:35, 1 April 2024
- Propane is a three-carbon alkane, normally a gas, but compressible to a liquid that is transportable. It is derived from other petroleum products ...13 KB (1,941 words) - 00:08, 2 December 2022
- Food chains, along with food webs and food networks, describe the feeding relationships between species in a biotic community. In other words ...8 KB (1,247 words) - 10:18, 10 November 2023
- Nobelium (chemical symbol No, atomic number 102), also known as unnilbium (symbol Unb), is a synthetic element in the periodic table. A radioactive ...7 KB (962 words) - 02:34, 16 November 2022
- |- | align="center" colspan="2" bgcolor="#ffffff" | [[Image:Nitrous-oxide-3D-vdW.png|150px|Nitrous oxide - space ...20 KB (2,927 words) - 02:28, 16 November 2022
- Fullerenes are a family of carbon allotropes (other allotropes of carbon are graphite and diamond) consisting of molecules composed entirely ...28 KB (4,196 words) - 07:18, 15 April 2024
- Category:Public [[image:Edge_of_Space2.png|thumb|right|175px|Layers of Atmosphere (NOAA)]] The Earth's atmosphere is a layer of gases surrounding ...24 KB (3,540 words) - 17:34, 12 February 2024
- Ethane is a chemical compound with the chemical formula C2H6. It is classified as an alkane, that is, an aliphatic hydrocarbon. It is the only ...16 KB (2,309 words) - 01:40, 19 March 2022
- Greenhouse gases (GHGs) is the name given to a number of gases present in the earth's atmosphere which reduce the loss of heat into space ...34 KB (4,898 words) - 07:50, 25 May 2024
- Dry cleaning is any cleaning process for clothing and textiles using an organic solvent rather than water. The solvent is generally known as ...18 KB (2,825 words) - 21:15, 30 January 2024
- Steel is a metal alloy whose major component is iron, with carbon content between 0.02 and 1.7 percent by weight. Carbon is the most cost-effective ...29 KB (4,547 words) - 04:40, 28 April 2023
- |- | colspan="6" align="center" | *Boron-10 content may be as low as 19.1% and ashigh as 20.3% in natural samples. Boron-11 ...16 KB (2,239 words) - 19:45, 20 November 2023
- **The nucleus of a carbon-12 atom contains six protons and six neutrons (all fermions) and is also a boson. * A composite particle containing ...16 KB (2,185 words) - 17:26, 26 March 2024
- Noel Kempff Mercado National Park is a national park in Bolivia located in the northeastern portion of the Santa Cruz Department. It is one of ...13 KB (1,943 words) - 09:58, 11 March 2023
- Fossil fuels or mineral fuels are hydrocarbon fuels found within the top layer of the Earth’s crust. They range from highly volatile materials ...15 KB (2,136 words) - 06:36, 1 April 2024
- |- align = "center" | |width = "25"| | [[Image:Potentiometer symbol.svg|50px]] |- align = "center" | ...24 KB (3,494 words) - 19:43, 16 April 2023
- For a chemical reaction to take place, it requires a certain minimum amount of energy, called its activation energy. If a substance can lower ...12 KB (1,789 words) - 17:49, 30 November 2023
- The main group elements of the periodic table are groups 1, 2 and 13 through 18. Elements in these groups are collectively known as main group ...30 KB (4,368 words) - 00:41, 24 November 2022
- Category:Public number=12 | symbol=Mg | name=magnesium | left=sodium | right=aluminium | above=Be | below=Ca | color1=#ffdead | color2=black ...17 KB (2,430 words) - 10:49, 9 March 2023
- Talc (derived from the Persian via Arabic talq) is a mineral composed of magnesium silicate hydroxide. It is extremely soft, with a greasy feel ...8 KB (1,172 words) - 03:55, 27 February 2023
- A chemical reaction is a process that leads to the interconversion of chemical substances. [http://goldbook.iupac.org/C01033.html Chemical reaction ...12 KB (1,710 words) - 14:43, 5 December 2023
- Propylene glycol, also known by the systematic name propane-1,2-diol, is an organic compound with the chemical formula C3H8O2. Under standard ...12 KB (1,732 words) - 00:24, 2 December 2022
- Urea is an organic compound of carbon, nitrogen, oxygen, and hydrogen. Its chemical formula may be written as CO(NH2)2, CON2H4, or CN2H4O. It ...16 KB (2,391 words) - 13:44, 3 May 2023
- Palladium (chemical symbol Pd, atomic number 46) is a rare, silver-white metal. It is a member of the platinum group of elements and resembles ...13 KB (1,749 words) - 06:25, 18 November 2022
- <!-- Submit to get this template or go to :Template:Chembox_simple_organic. --> {| id="bioChemInfoBox" align="right" ...9 KB (1,271 words) - 23:04, 30 April 2023
- Essential oil is any concentrated, hydrophobic (immiscible with water), typically lipophilic (oil or fat soluble) liquid of plants that contains ...16 KB (2,270 words) - 12:06, 5 March 2021
- A bog is a freshwater wetland characterized by acidic peat deposits and by moisture provided by precipitation (rain and snow) rather than groundwater ...13 KB (1,940 words) - 00:02, 12 January 2023
- The term xylene refers to a group of three benzene derivatives, each of which has two methyl functional groups attached to the benzene ring. ...10 KB (1,443 words) - 09:56, 22 May 2023
- Category:Public number=74 | symbol=W | name=tungsten | left=tantalum | right=rhenium | above=Mo | below=Sg | color1=#ffc0c0 | color2=black ...17 KB (2,431 words) - 18:45, 2 May 2023
- Pyridine is a fundamentally important chemical compound with the formula C5H5N. It is a liquid with a distinctively putrid, fishy odor. Its molecules ...11 KB (1,458 words) - 03:38, 7 December 2022
- Methanol, also known as methyl alcohol, carbinol, wood alcohol, wood naphtha, or wood spirits, is the simplest alcohol. Its chemical formula ...20 KB (2,894 words) - 16:26, 9 November 2022
- Cyanobacteria (Greek: κυανόs (kyanós) = blue + bacterium) is a phylum (or "division") of bacteria that obtain their energy through ...12 KB (1,656 words) - 17:46, 12 May 2020
- The greenhouse effect is the process in which long wave radiation (infrared) emitted by the earth surface is absorbed by atmospheric gases only ...23 KB (3,592 words) - 23:26, 17 February 2023
- Calcite is a carbonate mineral and is among the most widely distributed minerals on the Earth's surface. Chemically, it is known as calcium ...7 KB (1,007 words) - 18:20, 25 November 2023
- Aniline, phenylamine, or aminobenzene is an organic compound with the formula C6H5NH2. It is an organic chemical compound, specifically an aryl ...13 KB (1,817 words) - 06:09, 28 July 2023
- Energy independence is self-sufficiency in terms of the availability of useful energy for the needs of a particular entity (nation, community ...14 KB (1,937 words) - 20:52, 8 February 2023
- Alveolus (plural: alveoli), or pulmonary alveolus, informally known as air sac, is any of the innumerable minuscule, thin-walled, capillary-rich ...10 KB (1,508 words) - 14:17, 2 July 2022
- In biology, detritus is dead organic material, as opposed to living organisms or inorganic matter. However, what specifically is included as ...17 KB (2,559 words) - 08:55, 15 January 2023
