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Question
Acids turn blue litmus paper to ______.
Options
green
red
orange
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Solution
Acids turn blue litmus paper to red.
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RELATED QUESTIONS
Dilute NaOH can be tested with
(a) red litmus paper
(b) blue litmus paper
(c) lime water
(d) Na2CO3
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(B) Red litmus turns blue and blue litmus remains blue.
(C) Red litmus turns blue and blue litmus turns red.
(D) Red litmus becomes colourless and blue litmus remains blue.
Complete and balance the following chemical equation:
\[\ce{NaHCO3_{(s)} + HCl_{(aq)} ->}\]
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