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An aqueous solution of sodium carbonate has a pH greater than 7 because

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By Expert Faculty of Sri Chaitanya
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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+
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detailed solution

Correct option is B

pH > 7 = BasicIt means it contains more hydroxide ions than carbonate ions.


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