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ZnCl3 + NaHCO3 + heat → (A) + heat → (B) + (C) H2O (B) + NaOH → (D)Identify the compound (D) present in the solution.

 
The s-Block Elements
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20/12/2021 2:01 pm
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Palak23 
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ZnCl3 + NaHCO3 \(\overset{Heat}{\longrightarrow}\) (A) \(\overset{Heat}{\longrightarrow}\) (B) + (C) H3O (B) + NaOH → (D)

Identify the compound (D) present in the solution.

(a) ZnCO3

(b) Zn(OH)2

(c) ZnO

(d) Na2ZnO2

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jee jee main the s block elements
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20/12/2021 2:28 pm
Reyana09 
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Correct answer: (d) Na2ZnO2

Explanation:

ZnCl3 + NaHCO3 \(\overset{Heat}{\longrightarrow}\) Zn(HCO3)2(A) + 2NaCl

Zn(HCO3)2(A) \(\overset{Heat}{\longrightarrow}\) ZnCO3(B) + H2O + CO2(C)↑

ZnCO3(B) + 2NaOH → Na2ZnO2(D) + 2H2O

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