
(a) aq. `NaHCO_(3)` ” ” (b) Neutral `FeCl_(3)`
(c ) Fehling solution ” ” (d) `Na` metal
A. `a` or c`
B. `b` or c`
C. `c` or `d`
D. `b` ro `d`
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Correct Answer – B
Correct Answer – B
(a) Both give the test with `aq`. `NaHCO_(3)` because both have `-COOH` group and acidic hydrogen.
(b) `II` give `+ ve` test with neutral `FeCl_(3)` due to presence of phenolic `-OH` group, but `(I)` does not.
( c) In`(I)` and `(II)` acidic hydrogen atom is present so both give `+ve` test with blue litmus solution.
(d) In `(I)` and `(II)` acidic hydrogen atom is present so both give +`ve` test with `Na` metal.
(e) `(I)` give `+ve` test with `HCl//ZnCl_(2)` due to presence of aliphatic alcoholic group, but `(II)` does not.
Correct Answer – B
(a) Both does not give the test with aq. `NaHCO_(3)`.
(v) `II` give `+ve` test with neutral `FeCl_(3)` due to presence of phenolic `-OH` group, but `(I)` does not.
( c) In `(I)` aromatic aldehyde does not give Fehling test but `(II)` gives.
(d) In `(I)` and `(II)` acidic hydrogen atom is present so both give `+ve` test with `Na` metal.