Four drops of red litmus solutions were added to each one of the following substances.
Which one turns red litmus solution blue.

Alcohol

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Distilled water

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Sodium hydroxide solution

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Hydrochloric acid

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Solution

The correct option is C Sodium hydroxide solution
Sodium hydroxide (NaOH) is basic in nature while alcohol do not change into blue because it doesn't have property of base,alcohol is neutral.

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Similar questions

A Drop of colourless liquid was placed on blue litmus paper. The litmus paper turned red. The liquid could be :
(1) dilute hydrochloric acid
(2) dilute sodium hydroxide solution
(3) distilled water
(4) sodium bicarbonate solution

Q. Question 02.
An aqueous solution turns red litmus solution blue. Excess addition of which of the following solution would reverse the change ?

(a) Baking Powder
(b) Lime
(c) Ammonium Hydroxide Solution
(d) Hydrochloric Acid

What happens when?

a) A solution of calcium hydroxide is added to red litmus paper

b) A solution of sodium chloride is added to red litmus paper

c) A solution of lemon juice is added to blue litmus paper

d) A solution of distilled water is added to red litmus paper

e) A solution of sodium hydroxide is added to turmeric [5 MARKS]

Q. What do we observe on pouring acetic acid on red blue litmus papers ?
(a) Red litmus remains red and blue litmus turns red.
(b) Red litmus turns blue and blue litmus remains blue.
(c) Red litmus turns blue and blue litmus turns red.
(d) Red litmus becomes colourless and blue litmus remains blue.

Nitric acid turns red litmus solution blue.

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Four drops of red litmus solutions were added to each one of the following substances. Which one turns red litmus solution blue.

The correct option is C Sodium hydroxide solutionSodium hydroxide (NaOH) is basic in nature while alcohol do not change into blue because it doesn't have property of base,alcohol is neutral.

Four drops of red litmus solutions were added to each one of the following substances.
Which one turns red litmus solution blue.

The correct option is C Sodium hydroxide solution
Sodium hydroxide (NaOH) is basic in nature while alcohol do not change into blue because it doesn't have property of base,alcohol is neutral.