Question

(b) An element X is trivalent. What are the formulae of its :
(i) Oxide
(ii) Sulphide
(iii) Chloride.
please help.​

Answer 1

Answer:

i) oxide ⇒ 3O(x)

ii) sulphide ⇒ 3SO4(x)

iii)chloride⇒ 3Cl3 (x)

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