MCQ
निम्नांकित में कौन एक अम्ल है?
  • A
    $\mathrm{Na}_{2} \mathrm{O}$
  • B
    $\mathrm{Ca}(\mathrm{OH})_{2}$
  • C
    CuO
  • HNO $_{3}$

Answer

Correct option: D.
HNO $_{3}$
d

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free