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3. Ionic Compounds - Part 1 of 2

3. Ionic Compounds / Periodic Table: Main Group Element Charges / Problem 1

Identify the charges of each element when they form ions
a. N
b. Ca
c. K
d. Cl

A

a) –2; b) +3; c) +1; d) –1

B

a) –3; b) +2; c) +2; d) –1

C

a) –3; b) +2; c) +1; d) –1

D

a) –3; b) +3; c) +1; d) –1

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