MCQ
Which of the following is a colligative property
- ✓Osmotic pressure
- BBoiling point
- CVapour pressure
- DFreezing point
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[Atomic number, $\mathrm{Cr}=24, \mathrm{Mn}=25, \mathrm{Fe}=26, \mathrm{Co}=27$ ]
$b. NH_3 < PH_3 < AsH_3$ Reducing power
$c. NI_3 > NBr_3 > NCl_3$ Lewis basic character
$d. N_2O_5 > P_2O_5 > As_2O_5$ Acidic character
Correct order is
