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Which of the following can give $OH^{-}$ ions?
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View SolutionWhich of the following acts as a Brønsted base?
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View SolutionWhich of the following pairs of species is used in the preparation of antacid medicines?
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View SolutionValues of dissociation constant,$K_a$ are given as follows:
Acid $K_a$ $HCN$ $6.2 \times 10^{-10}$ $HF$ $7.2 \times 10^{-4}$ $HNO_2$ $4.0 \times 10^{-4}$
Correct order of increasing base strength of the bases $CN^{-}$,$F^{-}$ and $NO_2^-$ will be:
| Acid | $K_a$ |
| $HCN$ | $6.2 \times 10^{-10}$ |
| $HF$ | $7.2 \times 10^{-4}$ |
| $HNO_2$ | $4.0 \times 10^{-4}$ |
Correct order of increasing base strength of the bases $CN^{-}$,$F^{-}$ and $NO_2^-$ will be:
DifficultJEE MAIN 2013
View SolutionWhich acid is not an Arrhenius acid?
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