On the basis of following reactions, identify the correct matchings. A(aq)+Alheat−−→B(gas) (colorless combustible gas which is lightest) A(aq)+Cheat−−→PH3(gas) A(aq)+NH4Clheat−−→D(gas) (turns red litmus blue)
A=NaOH and C=P4
A=CH3COOH and B=CH4
A=KOH, D=NH3 and C=H3PO4
A=HCl, B=H2 and C=H3PO4
A
A=NaOH and C=P4
B
A=CH3COOH and B=CH4
C
A=KOH, D=NH3 and C=H3PO4
D
A=HCl, B=H2 and C=H3PO4
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Solution
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The complete reactions are: NaOH+Alheat−−→NaAlO2+H2(g) NaOH+P4heat−−→NaH2PO2+PH3 NaOH+NH4Clheat−−→NH3+NaCl+H2O
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