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Matching

a. S g. Na
b. H+ h. nucleus
c. Electron i. mass number
d. Proton j. NO3-
e. Neutron k. isotopes
f. CO2

1. The chemical symbol for sodium

2. A subatomic particle with no net electrical charge

3. The nitrate ion

4. The small, dense center of an atom

5. The total number of protons and neutrons in an atom's nucleus

6. Subatomic particle with a positive charge

7. The chemical symbol for sulfur

8. A compound

9. Atoms with variable numbers of neutrons

10. Subatomic particle with a negative charge

11. Chemical symbol for the hydrogen ion

  • #1
  • Answer
1. ANS: G

2. ANS: E

3. ANS: J

4. ANS: H
5. ANS: I

6. ANS: D

7. ANS: A

8. ANS: F

9. ANS: K
10. ANS: C

11. ANS: B

  • #2
Right on time. Thanks a lot.