NCERT Solution for Class Tenth Science Chapter 2
Acids, Bases and Salts
Exercises Questions
Page No-18
Questions No-1
(a) 1 (b) 4 (c) 5 (d) 10
A solution turns red litmus blue, its pH is likely to be
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(d) 10
Because, Bases turn red litmus to blue and acids turn blue litmus to red. pH value of basic solution greater than 7. Therefore the solution turns red litmus blue, its pH is likely to be 10.
(d) 10
Basic solution has a pH value more than 7. Since the solution turns red litmus blue, its pH is likely to be 10.
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