MCQ
The electronic configuration of silver atom in ground state is
- A$[Kr]3{d^{10}}\,4{s^1}$
- B$[Xe]\,4{f^{14}}\,5{d^{10}}\,6{s^1}$
- ✓$[Kr]\,4{d^{10}}\,5{s^1}$
- D$[Kr]\,4{d^9}\,5{s^2}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

$[Image]$ is ..... .

$ H_2(g) + Cl_2(g) \to 2HCl(g), \Delta H^o = -185\, kJ$
What is $\Delta U^o$ for this reaction? .....$kJ$