1.

BeC_(2)O_(4) and BaC_(2)O_(4) are heated separately with Bunsen burner. The solid residue obtained are respectively:

Answer»

`BeO` and `BaO`
`BeO` and `BeCO_(3)`
`BeCO_(3)` and `BaCO_(3)`
`BeCO_(3)` and `BaCO_(3)`

Answer :B


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