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Question

In which of these reaction more than one type of gas is evolved on product side :

A
NaNH2+CΔ
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B
CaCN2+H2OStrong−−−−Heating
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C
NaBH4+I2diglyme−−−
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D
Al+Na2CO3(aq)Δ
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Solution

The correct option is B CaCN2+H2OStrong−−−−Heating
NaNH2+CΔNaCN+H2(g)

CaCN2+H2OHeating Strong−−−−−−−−CaCO3+NH3CaO+CO2(g)+NH3(g)

NaBH4+I2diglyme−−−BH3+NaI+H2(g)

Al+Na2CO3(aq)ΔNaAlO2+CO2(g)

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