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Amongst the following , the total number of compounds whose aqueous solutions turns red litmus paper blue is {:(KCN,K_(2)SO_(4),(NH_(4))_(2)C_(2)O_(4),NaCl,Zn(NO_(3))_(2)),(FeCl_(3),K_(2)CO_(3),NH_(4)NO_(3),LiCN,):} |
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Answer» `{:(KCN),(K_(2)CO_(3)),(LCN):}}`, their aqueous solution will be basic due to anionic hydrolysis. |
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