MCQ
Wavelength associated with electron motion
- AIncreases with increase in speed of electron
- BRemains same irrespective of speed of electron
- ✓Decreases with increase in speed of ${e^ - }$
- DIs zero
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

$Cu^{2+}_{(aq)} + e^- \rightarrow Cu^+_{(aq)}$ and $Cu^+_{(aq)} + e^- \rightarrow Cu_{(s)}$ are $+ 0.15\, V$ and $+ 0.50\, V$ respectively. The value of $E^o_{Cu^{2+}/Cu}$ will be ........ $V$