Arrange in decreasing order of + R power in the given groups (1)-NH2 (2)-OΘ (3)-OH (4)-NHCOCH3

Question

Arrange in decreasing order of + R power in the given groups (1)-NH2 (2)-OΘ (3)-OH (4)-NHCOCH3 (A) 2>1>3>4 (B) 2>3>1>4 (C) 1>2>3>4 (D) 3>2>1>4

Tardigrade Admin · Accepted Answer

+ R power depends on delocalisation of electrons in resonance, the more electron rich species can easily give their electrons for delocalisation. This also depends on electronegativity and charge on donar atoms. Negatively charged and less electronegative atoms are better donars.

Q. Arrange in decreasing order of + R power in the given groups
$(1) - N H_{2}$
$(2) - O^{Θ}$
$(3) - O H$
$(4) - N H COC H_{3}$

$2 > 1 > 3 > 4$

$2 > 3 > 1 > 4$

$1 > 2 > 3 > 4$

$3 > 2 > 1 > 4$

+ R power depends on delocalisation of electrons in resonance, the more electron rich species can easily give their electrons for delocalisation. This also depends on electronegativity and charge on donar atoms. Negatively charged and less electronegative atoms are better donars.

Q. Arrange in decreasing order of + R power in the given groups (1)−NH2​ (2)−OΘ (3)−OH (4)−NHCOCH3​

2>1>3>4

2>3>1>4

1>2>3>4

3>2>1>4

+ R power depends on delocalisation of electrons in resonance, the more electron rich species can easily give their electrons for delocalisation. This also depends on electronegativity and charge on donar atoms. Negatively charged and less electronegative atoms are better donars.

Q. Arrange in decreasing order of + R power in the given groups
$(1) - N H_{2}$
$(2) - O^{Θ}$
$(3) - O H$
$(4) - N H COC H_{3}$

$2 > 1 > 3 > 4$

$2 > 3 > 1 > 4$

$1 > 2 > 3 > 4$

$3 > 2 > 1 > 4$