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Byju's Answer
Standard VII
Chemistry
Atomic Valency
An element ...
Question
An element
′
X
′
has valency of
H
. Write its formula for carbonate?
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Solution
The valency of H is
+
1
.
Hence, for X is
+
1
.
The valency of O is
2
.
Therefore, the compound formed is
X
2
O
3
.
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