Chemical And Ionic Equilibrium Result Question 51
51. Amongst the following, the total number of compounds whose aqueous solution turns red litmus paper blue is
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Solution:
- Basic salts solution will have $\mathrm{pH}>7$, will change colour of litmus paper red to blue
$\mathrm{KCN}, \mathrm{K} _2 \mathrm{CO} _3$ and $\mathrm{LiCN}$ are the only basic salts among these.
BETA
