CHSL 21 31-05-2022 Shift 3


Question 1

Which metal sulphate, composed of potassium, aluminium, and sulphate ions in the ratio 1 : 1 : 2, plays a role as a flame retardant, a mordant and an astringent?
1 : 1 : 2 के अनुपात में पोटेशियम, एल्यूमीनियम और सल्फेट आयनों से बना कौन-सा धातु सल्फेट, एक मंदक रिटार्डेंटतीक्ष्ण (मोरडेंट) और स्तंभक (एस्ट्रिंजेंट) की भूमिका निभाता है?

Options

A

Celestite

Celestite

B

Epsom salts

Epsom salts

C

Potash alum

Potash alum

D

Gypsum

Gypsum


Solution:

Correct Answer:

C

Potash alum

पोटाश एलम


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