Choose the correct statement from the following options.
(a) Citric acid will turn red litmus to blue.
(b) Acetic acid will turn red litmus to blue.
(c) Sodium hydroxide will turn red litmus to blue.
(d) Potassium hydroxide will turn blue litmus to red.

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Solution

So, the correct option is C.
Litmus paper is an acid-base indicator that shows red and blue colors in acidic and basic conditions respectively.
Sodium hydroxide is a base. Red litmus paper turns to blue upon adding to the base. So, the correct option is C.

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Similar questions

Q. Sodium hydroxide turns blue litmus red.

Q. P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn:
(a) blue litmus red?
(b) red litmus blue?

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(c) red litmus blue
(d) none of the above

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(b) will turn blue litmus red
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P and Q are aqueous solutions of sodium chloride and sodium hydroxide respectively, Which of these will turn blue litmus red and which trrns red litmus blue

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Choose the correct statement from the following options. (a) Citric acid will turn red litmus to blue. (b) Acetic acid will turn red litmus to blue. (c) Sodium hydroxide will turn red litmus to blue. (d) Potassium hydroxide will turn blue litmus to red.

So, the correct option is C. Litmus paper is an acid-base indicator that shows red and blue colors in acidic and basic conditions respectively. Sodium hydroxide is a base. Red litmus paper turns to blue upon adding to the base. So, the correct option is C.

Choose the correct statement from the following options.
(a) Citric acid will turn red litmus to blue.
(b) Acetic acid will turn red litmus to blue.
(c) Sodium hydroxide will turn red litmus to blue.
(d) Potassium hydroxide will turn blue litmus to red.

So, the correct option is C.
Litmus paper is an acid-base indicator that shows red and blue colors in acidic and basic conditions respectively.
Sodium hydroxide is a base. Red litmus paper turns to blue upon adding to the base. So, the correct option is C.