1.

The formulae of oxides formed when barium burns in presence of oxygen are

Answer»

(a) `Ba_(2)O, BaO`
(b) `BaO, BaO_(2)`
(c) `BaO, Ba_(2) O_(2)`
(d) `Ba_(2) O, BaO_(2)`

SOLUTION :`2Ba+O_(2) to 2BaO` ("Barium OXIDE")
`BA+O_(2) to BaO_(2)` ("Barium PEROXIDE")


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