1. Chemistry
2. General Chemistry
3. Atomic and Molecular Structure
4. Elements
5. 14982

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Questions 1 - 3:

a) F
b) S
c) Mg
d) Ar
e) Mn

1) Forms monatomic ions with -2 charge in solutions.

Ans A, B, C, D or F

2) Forms a compound having the formula KXOsub 4.

Ans A, B, C, D or E

3) Forms oxides that are common air pollutants and that yield acidic solutions in water.

Ans A, B, C, D or E