A solution turns red litmus blue, its pH is likely to be (a) 1 (b) 4 (c) 5 (d) 10

Ques 1: A solution turns red litmus blue, its pH is likely to be  

(a) 1

(b) 4

(c) 5

(d) 10

Ans 1: (d) Bases turn red litmus blue and acids turn blue litmus red. Basic solution has a pH value more than 7 to 14. P H 14 is the most basic in nature. Since the solution turns red litmus blue, its pH is likely to be 10.  

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