Amongst the following, the total number of compounds whose aqueous solution turns red litmus paper blue is

Question

Amongst the following, the total number of compounds whose aqueous solution turns red litmus paper blue is <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/074ad184001bb1ae97c73ff4766528c8-.png" /> (A)  (B)  (C)  (D)

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Basic salts solution will have pH >7, will change colour of litmus paper red to blue KCN , K 2 CO 3 and LiCN are the only basic salts among these

Q. Amongst the following, the total number of compounds whose aqueous solution turns red litmus paper blue is

Basic salts solution will have $p H > 7$ , will change colour of litmus paper red to blue
$K CN, K_{2} C O_{3}$ and $L i CN$ are the only basic salts among these

Q. Amongst the following, the total number of compounds whose aqueous solution turns red litmus paper blue is

Basic salts solution will have pH>7, will change colour of litmus paper red to blue KCN,K2​CO3​ and LiCN are the only basic salts among these

Basic salts solution will have $p H > 7$ , will change colour of litmus paper red to blue
$K CN, K_{2} C O_{3}$ and $L i CN$ are the only basic salts among these