CaCO3A-Bgas A-H2O- C C-B-white pptD-H2O D-Bgas- Ewhite pptFSelect the correct options for white ppt- shown in the above reactions -

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Standard XII

Chemistry

Decarboxylation

CaCO3A+Bgas ...

Question

$C a C O_{3} Δ - \to A + B (g a s)$
$A + H_{2} O ⟶ C$

$C + B ⟶ D (w h i t e p p t) + H_{2} O$

$D + B (g a s) ⟶ E B o i l - -- \to B a C l_{2} F (w h i t e p p t)$

Select the correct option(s) for white ppt. shown in the above reactions :

C a C O_{3}

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M g C O_{3}

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B a C O_{3}

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N a_{2} C O_{3}

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Solution

The correct options are
A $C a C O_{3}$
C $B a C O_{3}$

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Similar questions

Q. In the above reaction if

A

N H_{4} C l

and

D

C O_{2}

then

B

C

respectively are :

(A)

+ N a O H \to N a C l + N H_{3} + H_{2} O

N H_{3} + C O_{2} + H_{2} O \to (B)

(B)

+ N a C l \to (C) + N H_{4} C l

(C)

\to N a_{2} C O_{3} + H_{2} O + (D)

Q. The chemical reactions involved in the ammonia soda process are represented as follows:

2 N a C l + C a C O_{3} \to N a_{2} C O_{3} + C a C l_{2}

In the following reactions,

C a C O_{3} Δ - \to [A] + [B]

N a C l + N H_{3} + [B] + H_{2} O \to [C] + [D]

2 [C] \to N a_{2} C O_{3} + H_{2} O + [B]

Identify A to D:

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B a C O_{3}, C a C O_{3}, S r C O_{3}

and

M g C O_{3}

decreases in the order

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M g C O_{3}, C a C O_{3}, S r C O_{3}

and

B a C O_{3}

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In the following reaction sequence, metal $(A) + N_{2} Δ ⟶ (B) - H_{2} O ⟶ (C) + (D)$ white ppt (C) is formed and gas (D) is evolved. White ppt (C) dissolves in NaOH solution, while gas (D) gives white fumes in HCl Metal A is

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CaCO3Δ−→A+B(gas)A+H2O⟶CC+B⟶D(white ppt)+H2OD+B(gas)⟶EBoil−−−→BaCl2F(white ppt)Select the correct option(s) for white ppt. shown in the above reactions :

The correct options are A CaCO3 C BaCO3

$C a C O_{3} Δ - \to A + B (g a s)$
$A + H_{2} O ⟶ C$

$C + B ⟶ D (w h i t e p p t) + H_{2} O$

$D + B (g a s) ⟶ E B o i l - -- \to B a C l_{2} F (w h i t e p p t)$

Select the correct option(s) for white ppt. shown in the above reactions :

The correct options are
A $C a C O_{3}$
C $B a C O_{3}$