When sodium is heated with moist air, then the product obtained is
A. `Na_(2)O`
B. `NaOH`
C. `Na_(2)CO_(3)`
D. `Na_(2)O_(2)`
A. `Na_(2)O`
B. `NaOH`
C. `Na_(2)CO_(3)`
D. `Na_(2)O_(2)`
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Correct Answer – A
`2Na+(1)/(2)O_(2)overset(“moist air”)rarrNa_(2)O`
`Na_(2)O+2H_(2)Orarr 2NaOH+H_(2).`