Question

Write the valency of each compound in the following:
- NaCl
(ii) Na,cog (iii) MgSO4 (iv) CaCl2 (8) Al2(SO4)3
(
vi) Titel​

Answer 1

Answer:

you can find it by seeing there elements number as series wise

Explanation:

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Answer 2

Answer:

valencies are :

i) Nacl- 1

ii) Na- 1

iii) MgSo4 -2

iv) CaCl2 - +2

v) Al2(SO4)3 -6+

vi) Titel - 1

Explanation:

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