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Stack #2074592
| Question | Answer |
|---|---|
| Atom | the basic unit of a chemical element. |
| Atomic mass | bottom number of a element |
| Atomic number | the mass of an atom of a chemical element expressed in atomic mass units. |
| Bohr diagram | The Rutherford–Bohr model of the hydrogen atom |
| Chemical formula | chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound, using a single line |
| chemical symbol | the letter in the moddle |
| electron | has a - charge |
| energy level | rings |
| family | carbon family |
| Isotope | each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons |
| leptons | A lepton is an elementary, |
| Lewis structure | the letter with the ve- |
| matter | makes up stuff |
| metal | metal |
| metaloid | some what metal |
| neutron | has no charge |
| nomeatal | not metal |
| nucleus | middle |
| period | time |
| periodic table | table of elemements |
| proton | has a + charge |
| quark | any of a number of subatomic particles carrying a fractional electric charge, postulated as building blocks of the hadrons. |
| valence | outside |
| chemical equation | A chemical equation is the symbolic representation of a chemical reaction in the form of symbols and formulae |
| chemical change | Chemical change is any change that results in the formation of new chemical substances. |
| compound | chemical bond |
| covalent bond | A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms |
| ion | An ion is an atom or a molecule in which the total number of electrons is not equal to the total number of protons |
| ionic bond | Ionic bonding is a type of chemical bond that involves the electrostatic attraction between oppositely charged ions |
| mixture | In chemistry, a mixture is a material system made up of two or more different substances which are mixed but are not combined chemically. |
| monomer | A monomer is a molecule that may bind chemically to other molecules to form a polymer |
| Oxidation | Oxidation is the loss of electrons or an increase in oxidation state by a molecule, atom, or ion |
| Petrochemicals | Petrochemicals, also called petroleum distillates, are chemical products derived from petroleum. |
| phyical change | change in state |
| polymers | Polymers are substances whose molecules have high molar masses and are composed of a large number of repeating units. |
Created by:
2020jwilliams2
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