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
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$\left[ Ph\right.$ is $\left.- C _{6} H _{5}\right]$ is ....
Statement $-I :$ Retardation factor $\left( R _{ f }\right)$ can be measured in meter/centimeter.
Statement $-II :$ $R _{ f }$ value of a compound remains constant in all solvents.
Choose the most appropriate answer from the options given below