Identify the compound X in the given equation- Citric acid - X - Carbon dioxide - Sodium citrate - WaterA- Sodium hydroxideB- Sodium nitrateC- Sodium bicarbonateD- Sodium chloride

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Standard VIII

Chemistry

Representation of a Chemical Equation

Identify the ...

Question

Identify the compound $X$ in the given equation.
$Citric acid + X \to Carbon dioxide + Sodium citrate + Water$

Sodium hydroxide

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Sodium nitrate

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Sodium bicarbonate

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Sodium chloride

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Solution

The correct option is C Sodium bicarbonate
An acid reacts with a metal carbonate to form metal salt, carbon dioxide and water. Among the given reaction sodium bicarbonate is a metal carbonate.

Citric acid reacts with sodium bicarbonate to produce carbon dioxide gas, water and sodium citrate salt.

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Similar questions

Identify the odd one out and justify.

(a) Chloride, nitrate, hydride, ammonium

(b) Hydrogen chloride, sodium hydroxide, calcium oxide, ammonia

(d) Ammonium chloride, sodium chloride, potassium nitrate, sodium sulphate

(e) Sodium nitrate, sodium carbonate, sodium sulphate, sodium chloride

(f) Calcium oxide, magnesium oxide, zinc oxide, sodium oxide.

(g) Crystalline blue vitriol, crystalline common salt, crystalline ferrous sulphate, crystalline sodium carbonate.

(h) Sodium chloride, potassium hydroxide, acetic acid, sodium acetate.

Write the balanced chemical equations of the following reactions.

(a) Sodium hydroxide + sulphuric acid $\to$ sodium sulphate + water

(b) Potassium bicarbonate + sulphuric acid $\to$ potassium sulphate + carbon dioxide + water

(d) Chlorine + sulphur dioxide + water $\to$ sulphuric acid + hydrogen chloride

(e) Silver nitrate $\to$ silver + nitrogen dioxide + oxygen

(f) Copper + nitric acid $\to$ copper nitrate + nitric oxide + water

(g) Ammonia + oxygen $\to$ nitric oxide + water

(h) Barium chloride + sulphuric acid $\to$ barium sulphate + hydrochloric acid

(i) Zinc sulphide + oxygen $\to$ zinc oxide + sulphur dioxide

(j) Aluminium carbide + water $\to$ aluminium hydroxide + methane

(k) Iron pyrites ( $F e S_{2}$ ) + oxygen $\to$ ferric oxide + sulphur dioxide

(l) Potassium permanganate + hydrochloric acid $\to$ potassium chloride + manganese chloride + chlorine + water

(m) Aluminium sulphate + sodium hydroxide $\to$ sodium sulphate + sodium meta aluminate + water.

(n) Aluminium + sodium hydroxide + water $\to$ sodium meta aluminate + hydrogen

(o) Potassium dichromate + sulphuric acid $\to$ potassium chloride + chromium chloride + water + chlorine.

(p) Sulphur + nitric acid $\to$ sulphuric acid + nitrogen dioxide + water.

(q) Sodium chloride + manganese dioxide + sulphuric acid $\to$ sodium hydrogen sulphate + manganese sulphate + water + chlorine.

Q. Assertion :Sodium carbonate decompose on heating at a high temperature. Reason: Sodium bicarbonate on heating gives sodium carbonate along with carbon dioxide.

Write the balanced chemical equations for the following reactions-

(a) Sodium carbonate on reaction with hydrochloric acid in equal molar concentration gives sodium chloride and sodium hydrogen carbonate.

(b) Sodium hydrogen carbonate on reaction with hydrochloric acid gives sodium chloride, water and liberates carbon dioxide.

(c) Copper sulphate on treatment with potassium iodide precipitates cuprous iodide $({Cu}_{2} I_{2})$ , liberates iodine gas and also forms potassium sulphate.

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Identify the compound X in the given equation. Citric acid + X→Carbon dioxide + Sodium citrate + Water

The correct option is C Sodium bicarbonateAn acid reacts with a metal carbonate to form metal salt, carbon dioxide and water. Among the given reaction sodium bicarbonate is a metal carbonate. Citric acid reacts with sodium bicarbonate to produce carbon dioxide gas, water and sodium citrate salt.

Identify the compound $X$ in the given equation.
$Citric acid + X \to Carbon dioxide + Sodium citrate + Water$

The correct option is C Sodium bicarbonate
An acid reacts with a metal carbonate to form metal salt, carbon dioxide and water. Among the given reaction sodium bicarbonate is a metal carbonate.

Citric acid reacts with sodium bicarbonate to produce carbon dioxide gas, water and sodium citrate salt.