Which of the following compond is used to detect the presence of carbon dioxide in the experiment to demonstrate anaerobic respiration.

Sodium carbonate

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Potassium hydroxide

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Potassium carbonate

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Sodium chloride

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Solution

The correct option is B
Potassium hydroxide

Pottasium hydroxide strips absorb carbon dioxide resulting in a rise in mercury levels.

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Similar questions

Q. The chemical required in the experiment to show that carbon dioxide gas is released during respiration is:
(1) potassium bicarbonate
(2) potassium dichromate
(3) potassium permanganate
(4) potassium hydroxide

Q. In the experiment to show that carbon dioxide is given out during respiration in humans, the student uses :
(1) lime water
(2) alcohol
(3) potassium hydroxide solution
(4) iodine solution

Q. Which of the following is not a salt?
(a) calcium carbonate
(b) sodium hydroxide
(c) potassium nitrate
(d) zinc chloride

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 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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Which of the following compond is used to detect the presence of carbon dioxide in the experiment to demonstrate anaerobic respiration.

The correct option is B Potassium hydroxide Pottasium hydroxide strips absorb carbon dioxide resulting in a rise in mercury levels.

The correct option is B
Potassium hydroxide

Pottasium hydroxide strips absorb carbon dioxide resulting in a rise in mercury levels.