RRB Technician 2014 Ques 40

Question: Pyrophosphoric acid is a

Options:

A) monobasic acid

B) dibasic acid

C) tribasic acid

D) tetrabasic acid

Show Answer

Answer:

Correct Answer: D

Solution:

  • Pyrophosphoric acid is a tetrabasic acid $ =(H _4P _2O _7) $
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