You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Chemistry

pH the Power of H

Sodium salt ...

Question

Sodium salt $(A)$ of a dibasic acid $H C l ⟶ g a s (B)$
Clear solution of gas $(B)$ turns $K_{2} C r_{2} O_{7}$ to green and also lime water milky. Identify $(A)$ and $(B)$ .

(A) - N a_{2} S O_{4}

(B) - S O_{2}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

(A) - N a_{2} S O_{3}

(B) - S O_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

(A) - N a_{2} S O_{4}

(B) - S O_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

(A) - N a_{2} S O_{3}

(B) - S O_{2}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D $(A) - N a_{2} S O_{3}$
$(B) - S O_{2}$
$2 H C l (a q) + N a_{2} S O_{3} (s) \to H_{2} O (l) + 2 N a C l (a q) + S O_{2} (g)$
The sodium salt $(A)$ of a dibasic acid is $N a_{2} S O_{3}$ and B is $S O_{2}$ .
Hence, option D is correct.

Suggest Corrections

Similar questions

Q. Sodium salt

(A)

of a dibasic acid

H C l - - \to

gas

(B)

Gas

(B)

turns

K_{2} C r_{2} O_{7}

green and also lime water milky. Identify

(A)

Q. Sodium salt

(A)

of a dibasic acid

H C l - - \to g a s (B)

and clear solution

Gas

(B)

turns lime water milky. Identify

(A)

Q. Colourless salt

(A) Δ \to (B) + (C)

gas

(B)

dissolves both in acid and alkali solution. Gas

(C)

turns lime water milky and acidified

K_{2} C r_{2} O_{7}

solution green. Ammoniacal solution of

(A)

gives white ppt

(D)

with

H_{2} S

gas. What is

(A)

Q. (A) + dil.

H_{2} S O_{4} △ ⟶ g a s

(B). Gas (B) turns

K_{2} C r_{2} O_{7} / H^{+}

solution green.
Aqueous solution of (A) +

B a C l_{2} ⟶ w h i t e p p t (C)

Filtrate after removing (C) +

B r_{2}

water

⟶ w h i t e p p t (C)

. Here (A), (B) and (C) are
(A)

S O_{3}^{2 -} + S O_{4}^{2 -}

(B)

S O_{2}

and (C)

B a S O_{4}

S O_{2}

and

C O_{2}

both turn lime water

(A)

milky coloured,

S O_{2}

also turns

K_{2} C r_{2} O_{7} / H^{+} (B)

green while

O_{2}

is soluble in pyrogallol

(C)

turning it black. These gases are to be detected in order by using these reagents. The correct order is :

Join BYJU'S Learning Program

Sodium salt (A) of a dibasic acid HCl⟶gas(B) Clear solution of gas (B) turns K2Cr2O7 to green and also lime water milky. Identify (A) and (B).

The correct option is D (A)−Na2SO3 (B)−SO22HCl(aq)+Na2SO3(s)→H2O(l)+2NaCl(aq)+SO2(g)The sodium salt (A) of a dibasic acid is Na2SO3 and B is SO2.Hence, option D is correct.

Sodium salt $(A)$ of a dibasic acid $H C l ⟶ g a s (B)$
Clear solution of gas $(B)$ turns $K_{2} C r_{2} O_{7}$ to green and also lime water milky. Identify $(A)$ and $(B)$ .

The correct option is D $(A) - N a_{2} S O_{3}$
$(B) - S O_{2}$
$2 H C l (a q) + N a_{2} S O_{3} (s) \to H_{2} O (l) + 2 N a C l (a q) + S O_{2} (g)$
The sodium salt $(A)$ of a dibasic acid is $N a_{2} S O_{3}$ and B is $S O_{2}$ .
Hence, option D is correct.