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20 Cards in this Set
- Front
- Back
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Chemistry |
One of the branches of natural sciences that deals principally with the properties of substances, changes it undergoes and natural laws that governs it changes |
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Organic chemistry |
Carbon containing compound |
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Inorganic chemistry |
Without carbon |
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Matter |
Anything that occupies space and has mass |
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Matter |
Made up of an element |
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Atom |
Smallest particle that made up a matter |
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Molecules |
Combination of atoms |
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Element |
Substances that cannot be broken down by other substances through chemical reactions |
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Carbon Hydrogen Oxygen Nitrogen |
Are essential elements in life that made up 96% |
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Trace elements |
Elements needed by the body in small amount |
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Compound |
Combination of 2 or more elements |
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Proton (p^+) Neutron (n^-) Electron (e^-) |
Subatomic particles |
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A (atomic mass) X Z (atomic no.) |
Short hand writing of element |
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Atomic number (Z) |
Proton is equal to? |
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Atomic mass (A) - Atomic No. (Z) |
Neutron is equal to? |
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Electron |
Electron is equal to? |
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Big bang nucleosynthesis |
Theory on the creation of universe and how light elements were formed |
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Synthesis |
Means formation of light elements |
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Proterium Deuterium Tritium |
Elements formed during bigbang |
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Hadon (Quarks) Leprons (electrons) |
Fundamental elements |
