Formula of ammonium hydroxide is ${\mathrm{NH}}_4\mathrm{OH}$.

Important Questions on Acids, Bases and Salts

MEDIUM

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Quiz time>Q A

A substance used to test the acidic or basic nature of another substance is:

EASY

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Quiz time>Q A

The most common indicator used in the laboratory. (litmus / turmeric)

EASY

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Quiz time>Q A

An example of natural indicator _____. (Phenolphthalein/ Litmus)

MEDIUM

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Quiz time>Q A

A vegetable used as a natural indicator : _____. (Beetroot/ Tomato)

MEDIUM

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Quiz time>Q A

A synthetic indicator that remains colourless in acidic medium: _____. (Methyl orange/ Methyl red/ Phenolphthalein)

EASY

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Let's revise>Q A

Which of the following is present in milk of magnesia?

EASY

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Let's revise>Q A

Which is a strong acid?

EASY

7th CBSE

IMPORTANT

Frank Everyday Science>Chapter 5 - Acids, Bases and Salts>Let's revise>Q A

Which is a neutral substance?