MCQ
The complete combustion of $C{H_4}$ gives
- A$CO + {H_2}$
- B$CO + {N_2}$
- ✓$C{O_2} + {H_2}O$
- D$CO + {N_2}O$
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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