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$[Kr]\,4{d^9}\,5{s^2}$
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$xBrO_3\,^-+ yCr^{+3} + zH_2O \to Br_2 + CrO_4 ^{-2} + H^+$
the coefficients $x, y, z$ are
