ICSE Class 10 Chemistry 2020 Solved Paper

Complete the following by selecting the correct option from the choices given :

Question : 52 of 86

Marks: +1, -0

The indicator which does not change colour on passage of

{\HCl}

gas is ............
(methyl orange, moist blue litmus, phenolphthalein)

Solution:

Phenolphthalein

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