Q.
An aqueous solution of sodium carbonate has a pH greater than 7 because
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a
It contains more carbonate ions than H2O molecules
b
It contains more hydroxide ions than carbonate ions
c
Na+ ions react with water
d
Carbonate ions react withNa+
answer is B.
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Detailed Solution
pH > 7 = BasicIt means it contains more hydroxide ions than carbonate ions.
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