The indicator that is obtained by coupling the diazonium salt of sulphanilic acid with N, N-dimethyl aniline is
phenanthroline
methyl orange
methyl red
phenolphthalein
Methyl amine reacts with methyl iodide. For completion of reaction, how many moles of methyl iodide are required ?
1
2
3
4
C.
3
Since, 3 moles of CH3I or methyl iodide are required for reaction with methyl amine.