1.

Which of the following oxides is not expectedto reactwith sodium hydroxide ?

Answer»

CaO
SiO
BEO
`B_(2)O_(3)`

SOLUTION :`BeO` is AMPHOTERIC, `B_(2)O_(3)`and `SiO_(2)` are acidicwhile `CaO`is BASIC. Therefore, `CaO` will not react with alkali.


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