MCQ
Which group from following decreases the basic strength in substituted aniline?
- ✓$- C _6 H _5$
- B$- CH _3$
- C$- NH _2$
- D$- OCH _3$
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`bar"r" = (hat"i" + 2hat"j" + hat"k") + lambda (hat"i" - hat"j" + hat"k")` and
`bar"r" = (2hat"i" - hat"j" - hat"k") + mu(2hat"i" + hat"j" + 2hat"k")` is