Question

9. Write the molecular formulae of:
(a) Sodium sulphide
(b) Magnesium oxide
(c) Calcium hydroxide
(d) Hydrogen chloride
(e) Sulphuric acid
(f) Iron (II) sulphide
Y
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: 1dle​

Answer 1

1. Na2S
2. MgO
3. Ca(OH)2
4. HCl
5. H2SO4
6. Fe2S

Answer 2

(A) Na2S

(B) MgO

(C) Ca(OH)2

(D) HCl

(E) H2SO4

(F) FeS

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