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Which of the following is test for Borate?

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By Expert Faculty of Sri Chaitanya
a
Turmeric paper test
b
Silver mirror test
c
Brown ring test
d
Lead acetate test

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detailed solution

Correct option is A

Take turmeric paper in a solution of salt in dill HCl and moister this paper with NaOH, then reddish Brown color changing to Bluish black or Greenish black which confirms borate ion BO33−b) Silver mirror test is for distinguish aldehydesc) Brown ring test is for nitrate iond) Lead acetate test is for sulphide ion.


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