MCQ
Which of the following is least ionic ?
- A$BaCl _2$
- ✓AgCI
- CKCL
- D$CoCl _2$
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Assertion $A :$ The amphoteric nature of water is explained by using Lewis acid/base concept.
Reason $R$ : Water acts as an acid with $NH _{3}$ and as a base with $H _{2} S$.
In the light of the above statements choose the correct answer from the options given below :