18. Which is the chemical constituent of indelible ink used in elections to stain the
forefingers of voters ?
(A) Mercuric Nitrate
(B) Silver Nitrate
(C) Mercuric Chloride
(D) Silver Chloride
(E) Mercury-Silver Acetate
Answers
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0
Answer:
Silver Nitrate
Explanation:
Indelible ink typically contain Silver Nitrate which stains the skin on exposure of ultraviolet light, leaving a mark that is impossible to wash off and is only removed on external skin cells are replaced.
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Answered by
2
Answer:
(B) Silver Nitrate
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