Q29 / 160 · AP EAMCET 2022 (07 Jul Shift 1) · Chemistry

Which of the following is Indian saltpetre?

  • A
    $\mathrm{NaNO}_3$
  • Correct answer
    B
    $\mathrm{KNO}_3$
  • C
    $\mathrm{CsNO}_3$
  • D
    $\mathrm{Mg}\left(\mathrm{NO}_3\right)_2$

Solution

Potassium nitrate $\left(\mathrm{KNO}_3\right)$ is called as Indian saltpetre. This is because it is one of the nitrogen containing compound and is very important as a crude salt in India. It is also called niter.

Hence, the correct answer is option: 'B'.

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