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Classification of Indicators

Olfactory ind...

Question

Olfactory indicators like vanilla and clove produce a pungent smell in an acidic medium.

A

True

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B

False

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Solution

The correct option is B False

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Similar questions

Q. Olfactory indicators detect acids and bases by change in smell.

Fill in the blanks in the following sentences :

(a) Acids have a ___ taste and they turn ___ litmus to ___ .

(b) Substances do not show their acidic properties without ___ .

(c) Acids produce ___ ions on dissolving in water.

(d) Those substances whose smell (or odour) changes in acidic or basic solutions are called ___ indicators.

(e) Onion and vanilla extract are ___ indicators.

Vanilla, clove and onion are ___ indicators.

Vanilla, clove and onion are __ indicators.

Q. Fill in the blanks in the following sentences:
(a) Acids have a ..........................taste and they turn..........................litmus to..........................
(b) Substances do not show their acidic properties without.......................... .
(c) Acids produce.......................... ions on dissolving in water.
(d) Those substances whose smell (or odour) changes in acidic or basic solution are called .......................... indicators.
(e) Onion and vanilla extract are..........................indicators.

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