MCQ
Which of the following is the weakest base ?
- A$NaOH$
- B$Ca(OH)_2$
- ✓$NH_4OH$
- D$KOH$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(i)\, N_2 + 2O_2 \to 2NO_2\,\,\, \Delta H = 67.9\,kJ$
$(ii)\, N_2 + 2O_2 \to N_2O_4\,\,\, \Delta H = 9.3\,kJ$
......$kJ$