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S7Q1W8- Enrichment Activity

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Na +1 and F - 1

a)

NaF

b)

Na1F1

2.

NH4 +1 and F-1

a)

(NH4)1 F1

b)

NH4F

3.

Mg +2 and NO3 -1

a)

Mg2 NO3

b)

Mg(NO3)2

4.

Ca +2 and NO2 -1

a)

Ca(NO2)2

b)

Ca(NO2)

5.

Na +1 and PO4 -3

a)

Na3PO4

b)

(Na3)PO4

6.

Li +1 and S -2

a)

Li2(S)

b)

Li2S

7.

sodium bromide

a)

Na Br

b)

Na2Br

8.

magnesium oxide

a)

Mg2 O2

b)

MgO

9.

Write the chemical formula for an ionic compound composed of the potassium ion and the sulfate ion.

a)

K2SO4

b)

K2(SO4)

10.

copper (II) chloride

a)

CuCl2

b)

Cu2Cl