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Question

The compound A on treatment with Na gives B, and with PCl5 gives C.B and C react together to give diethyl ether. A,B and C are in the order.
  1. C2H5Cl,C2H6,C2H5OH
  2. C2H5OH,C2H6,C2H5Cl
  3. C2H5OH,C2H5ONa,C2H5Cl
  4. C2H5OH,C2H5Cl,C2H5ONa

A
C2H5Cl,C2H6,C2H5OH
B
C2H5OH,C2H6,C2H5Cl
C
C2H5OH,C2H5ONa,C2H5Cl
D
C2H5OH,C2H5Cl,C2H5ONa
Solution
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The compound A is ethanol C2H5OH. The compound A on treatment with Na gives sodium ethoxide (C2H5ONa) which is compound B.

C2H5OHNaH2C2H5ONa

The compound A on treatment with PCl5 gives ethyl chloride (C2H5Cl) which is compound C.

C2H5OHPCl5−−C2H5Cl+HCl+POCl3

B and C react together to give diethyl ether.

C2H5ONa+C2H5ClC2H5OC2H5+NaCl

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