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chemistry/jaylah
Termpertues | Definition |
---|---|
physical properties | describes the object or measurement. |
protons | the proton is a subatomic particle that is positive. |
chemical property | describes what happens during a chemical change. |
neutrons | a neutron is a subatomic particle found in the nucleus. |
atomic mass | all element in a row. |
pure substances | is a substance that cannot be separated by physical means. |
electron | a stale subatomic particle with a charge of negative electricity. |
period | a column on the periodic table |
atomic number | the atomic number is of protons in the nucleus of an atom which determines the chemical properties of an element and its place in the periodic table |
gas test | measures the acidity |