Arrange given compounds in order of decreasing acidity
1. `CH_3-NO_2`
2. `NO_2-CH_2-NO_2`
3. `CH_3-CH_2-NO_2`
4. `NO_2-underset(NO_2)underset(|)(CH)-NO_2`

Which of the following compounds will show nitro -acinitro tautomerism? : C_6 H_5 - NO_2 , CH_3 - CH_2 - NO_2 , CH_3 - CH_2 - O - N = O , CH_3 - underset(underset(CH_3)|)overset(overset(CH_3)|)C - NO_2

Arrange the following species in decreasing order of bond angle. NO_2^+ , NO_2 , NO_2^-

Arrange the following monomers in order of decreasing ability to undergo cationic polymerisation- (I) CH_2=CH-C_6H_4(NO_2) (II) CH_2=CH-C_6H_4(CH_3) (III) CH_2=CH-C_6H_4(OCH_3)

Arrange reactivity of given compounds in decreasing order with benzaldehyde in the presence of secondary amine. 1. CH_(2)(COOC_2H_5)_(2) 2. CH_2(CN)_(2) 3. CH_2(NO_2)_(2) 4.

Arrange reactivity of given compounds in decreasing order with benzaldehyde in the presence of secondary amine. 1. CH_(2)(COOC_2H_5)_(2) 2. CH_2(CN)_(2) 3. CH_2(NO_2)_(2) 4.

Arrange the following in the order of increasing NO_2^+,NO_2^-, NO_3^- in order of increasing N-O bond length.