SELECT * FROM question_mgmt as q WHERE id=3525 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=9 AND subId=16 AND chapterId=253 and ex_no='6' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 10th science Acids, Bases and Salts a solution turns red litmus blue its ph is likely

Question:

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

  (a) 1          (b) 4          (c) 5          (d) 10

Answer:

(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.


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