A student uses lime water to test the gas evolved as a result of action of dilute HCl on solid sodium carbonate. The chemical compound present in lime water is :

Calcium Nitrate

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Calcium Hydroxide

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Calcium Sulphate

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Calcium Chloride

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Solution

The correct option is B
Calcium Hydroxide

Lime water is calcium hydroxide solution.

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Similar questions

Q. A student dropped few pieces of marble in dilute hydrochloric acid contained in a test tube. The evolved gas was passed through lime water. What change would be observed in lime water? Write balanced chemical equations for both the changes observed

A student dropped few pieces of marble in dilute hydrochloric acid contained in a test tube. The evolved gas was then passed through lime water . What change would be observed in lime water ? What will happen if excess gas is passed through the lime water ? With the help of Balanced chemical equation for all the changes explain the observation.

Q. A student dropped a few pieces of marble in dilute hydrochloric acid, contained in a test-tube. The evolved gas was then passed through lime water.
What change would be observed in lime water?
What will happen if an excess of gas is passed through lime water? With the help of balanced chemical equations for all the changes explain the observations.

Q. Name the gas evolved in each of the following cases:
(i) Copper carbonate is heated strongly.
(ii) Action of dilute hydrochloric acid on sodium sulphite.
(iii) Nitrogen combines with hydrogen.
(iv) Action of dilute sulphuric acid on sodium carbonate.
(v) Addition of sodium to cold water.

Q. Four students added a small amount of ethanoic acid to sodium hydrogencarbonate. The gas evolved was tested for its behaviour with burning splinter and lime water. They reported their observations as given below.

Student	Gas evolved	Action on burning splinter	Action on lime water
A	CO₂	The flame of splinter extinguishes and gas does not burn	Turned milky
B	SO₂	The splinter burns brightly and the gas burns with a pop	Turned green
C	NO₂	The gas does not burn but the splinter burns with a hissing sound	Turned black
D	O₂	The gas burns with a yellow flame and the splinter extinguishes	Turned purple

The correct observations have been reported by student:
(1) A
(2) B
(3) C
(4) D

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A student uses lime water to test the gas evolved as a result of action of dilute HCl on solid sodium carbonate. The chemical compound present in lime water is :

The correct option is B Calcium HydroxideLime water is calcium hydroxide solution.

The correct option is B
Calcium Hydroxide

Lime water is calcium hydroxide solution.