Question

4. Write down the formulae of the compounds that can be formed
fromthe ions :
(2x5=10)
lons
Valency
Formula
SO, Na
2, 1
CI, Fe
1.3
POCa
3, 2
Cr₂O,
2,1
NO3, Mg
1.2
1
11x5=5)​

Answer 1

Answer:

SO, Na

2, 1

CI, Fe

1.3

POCa

3, 2

Cr₂O,

2,1

NO3, Mg

1.2

Explanation:

Answer 2

Answer:

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