Question

Math the following terms with the correct definition.

Column A
1.
atom:
atom
2.
element:
element
3.
ion:
ion
4.
mass number:
mass number
5.
stable:
stable
Column B
a.in atoms, the condition in which a nucleus is unlikely to undergo decay
b.the sum of the protons and neutrons that make up the nucleus of an atom
c.a pure substance that cannot be changed into simpler substances through chemical or physical means
d.a charged particle that results when the number of protons and number of electrons differ
e.the basic unit of a chemical element

Answer 1

Here are the correct matches between Column A and Column B:

1. atom: **e. the basic unit of a chemical element**
2. element: **c. a pure substance that cannot be changed into simpler substances through chemical or physical means**
3. ion: **d. a charged particle that results when the number of protons and number of electrons differ**
4. mass number: **b. the sum of the protons and neutrons that make up the nucleus of an atom**
5. stable: **a. in atoms, the condition in which a nucleus is unlikely to undergo decay**