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Standard X
Chemistry
Modern Periodic Table
The formula o...
Question
The formula of the sulphate of an element M is
M
2
(
S
O
4
)
3
. Write the formula of its
b) Oxide.
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Solution
The valency of the element M according to the formula
\(M_2(SO_4)_3 is 3.
As the valency of oxide is 2.
Therefore, the formula of M with oxide is-
Hence, the formula of element M with Oxide is
M
2
O
3
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Q.
(a) write the symbols/formulae of two simple ions and two compound ions (or polyatomic ions).
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