CHEM 400 Exam 1

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CHEM 400 Exam 1 :)

Chemistry

General Chemistry

Last updated 11:09 PM on 9/13/24
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6 Terms

1
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Atom

the smallest particle that retain the identity of an element

2
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Isotope

atoms of the same element with different number of neutrons

3
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Mass number

sum of protons and neutrons

4
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Atomic number

the number of protons

5
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Law of Definite Proportions

same compound always has the same composition

6
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Law of Multiple Proportions

same elements can combine in different ratios to make up different compounds