1.

Compar the acidic nature : (a) H_2O and H_2O_2 and (b) Co and CO_2

Answer»

Solution :`H_2O` is neutral . `H_2O_2` is weakly acidic. `H_2O_2` forms SATS UPON NEUTRALISATION with alkali.
`H_2O_2 + NAOH rarr NaHO_2 + H_2O`
`H_2O_2 + 2NaOH rarr Na_2O_2 + 2H_2O`
(b) Co is neutral while `CO_2` is acidic


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