MEDIUM
7th CBSE
IMPORTANT
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Phenolphthalein solution has no effect on acids.

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Important Questions on Acids, Bases and Salts

EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q C
The pH of distilled water is neither acidic nor basic.
MEDIUM
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q D
The substances that cause orange, curd and tamarind to have a sour taste.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q D
The substances that cause soaps to have a slippery feel and bitter taste.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q D
The substances that are neither acidic nor basic.
MEDIUM
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q D
The common name of calcium carbonate. (Quick lime/ Limestone)
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q D
The substances produced as a result of neutralisation between acids and bases.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q E
Why do neutral solutions have no effect on litmus paper?
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 5 - Acids, Bases and Salts>EXERCISE>Q E
Why do different substances have different tastes?