Question 19

Fill the blanks in the following sentences
(a) Lemon juice and vinegar taste _ because they contain _
(b) Turmeric and litmus are _acid-base indicators.
(c) Phenolphthalein gives_colour with lime water
(d) When an acidic solution is mixed with a basic solution, they___ each other forming a and water.

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Solution

(a) sour, acids
(b) natural
(c) pink
(d) neutralize, salt

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Similar questions

The indicators which turn red in acid solution are :

(a) turmeric and litmus

(b) phenolphthalein and methyl orange

(d) phenolphthalein and litmus

Q58) Consider the following statements about acid-base indicators.

i) Phenolphthalein gives a pink colour if the solution is acidic.

ii) China rose indicator turns acidic solutions to dark pink.

iii) Blue litmus turns red for a basic solution.

Which of the above statements are true?

Question 11

Which of the following is an acid-base indicator?
(a) Vinegar
(b) Lime water
(c) Turmeric
(d) Baking soda

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