The number of hydroxide ions produced by one molecule of Na2CO3 on hydrolysis
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a
4
b
2
c
3
d
0
answer is B.
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Detailed Solution
Na2CO3 is a salt of strong base (NaOH) and weak acid (H2CO3)→ The cation of strong base & the anion of strong acid can't undergo hydrolysisOnly ions of W.A & W.B undergoes hydrolysis→ Na+ is cation of strong base and hence it can't undergo hydrolysis During hydrolysis of CO3-2 ion 2OH- ions are produced