Question

1. A solution turns red litmus blue, its pH is likely to be
(c) 5​

Answer 1

Answer:

Changing the colour of red litmus paper to blue is a general property of the alkaline solution. pH scale gives information about the acidic basic and neutral solution. Solutions having a value of pH ranging 0 to 7 on pH scale are termed as an acidic solution.

Answer 2

A solution turns red litmus blue, its pH is likely to be more than 7

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