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23 Cards in this Set
- Front
- Back
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Element |
Substances that can't be broken down further |
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Atom |
Building block from an element |
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Nucleus |
The center of an atom |
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Protons |
Positively chared particles in nuclus |
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Neutrons |
Particles in nucles with NO charge |
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Eletrons |
Negatively charged particles that obtain the nucleus |
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Istopes |
Atoms of the same element that can have a different number of neutrons |
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Compound |
Substances composed of 2 or more elements |
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Covalent bond |
When 2 atoms share eletrons to form a compound |
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Molecule |
A group of atoms held together by covalent bonds. |
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Ion |
A charged particles made of atoms |
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Ionic bond |
Attractive force between 2 ions of oppiset charge |
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Metabolism |
All the chemicals reactions that occure with in a organisms |
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Ph |
Measure of how acids or basic something is |
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Acid |
Any substances that forms hydrogen ions in water with a PH below 7 |
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Base |
Any substances that forms hydrogen ions in water with a PH above 7 |
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Mixture |
Combination of substances in which the indivdual compounds react on their own propets |
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Solution |
A mixture in witch one or more substances are disturbed evenly in a other substances |
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Isomers |
Compound that has the chemical forula but a different 3D structure |
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Polymers |
Large molecules formed when smaller molecules bond |
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Carbohydrate |
A biomoleculer composed of carbon oxygen and hydrogen that gives the body energy |
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Protein |
Large complex polymers that prices scture for tissues organs carry out matbalsim |
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Peptide bond |
Types of covalent bonds between amino acids |
