In the above compound, arrange the nitrogen according to their decreasing basic strength.
1. 1>2>3>4
2. 4>3>1>2
3. 2>4>1>3
4. 3>4>1>2
The correct stability order for the following species is:
1. II>IV>I>III
2. II>I>III>IV
3. II>I>IV>III
4. I>III>II>IV
The most stable carbanion among the following is-
1. | 2. | ||
3. | 4. |
How many geometrical isomers are possible of the following?
CH3-CH=CH-CH=CH-CH3
1. 2 2. 3
3. 4 4. 6
Most stable radical is
1.
2.
3.
4.
Which of the following is the most stable carbonium ion?
1.
2.
3.
4.
Which of the following will have minimum C-Cl bond length?
1. CH3-CH2-Cl
2. PhCH2-Cl
3. Ph-Cl
4. CH2=CH-CH2-Cl
The decreasing order of stability is-
1. A > B > C > D
2. D > B > C > A
3. D > C > B > A
4. A > B > D > C
The configuration of given tartaric acid is
1. 2R, 3R 2. 2R, 3S
3. 2S, 3S 4. 2S, 3R