The number of weak electrolytes among the following is CH_(3)CO O Na, H_(2)CO_(3), HCO O H, C_(2)H_(5)HN_(2), Na_(2)CO_(3), Ca(OH)_(2), CH_(3)CO ONH_(4), HNO_(2), HI and HF.

The number of weak electrolytes among the following is CH_(3)CO O Na,

1.	The number of weak electrolytes among the following is CH_(3)CO O Na, H_(2)CO_(3), HCO O H, C_(2)H_(5)HN_(2), Na_(2)CO_(3), Ca(OH)_(2), CH_(3)CO ONH_(4), HNO_(2), HI and HF.
Answer» Solution :WEAK electrolytesare `H_(2)CO_(3), HCO OH, C_(2)H_(5)NH_(2), Ca(OH)_(2), HNO_(2)` and HF.