CBSE Class 10 Science 2015 Term II Outside Delhi Set 1 - ...

CBSE Class 10 Science 2015 Term II Outside Delhi Set 1

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Question : 25 of 36

Marks: +1, -0

What do we observe on pouring acetic acid on red blue litmus papers?

Red litmus remains red and blue litmus turns red.
Red litmus turns blue and blue litmus remains blue.
Red litmus turns blue and blue litmus turns red.
Red litmus becomes colourless and blue litmus remains blue.

Solution:

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