Which of the following is an electrophile ?
`NH_3`
`AlCl_3`
`OH^(-)`
`CH_3-O-CH_3`

Which of the following is the correct ease of dehydration ? I CH_(3) - CH_(2)-CH_(2)-underset(OH)underset(|)(CH_(2)) , II CH_(3)-CH_(2)-overset(OH)overset(|)(CH)-CH_(3) , III CH_(2) = CH -overset(OH)overset(|)(CH)-CH_(3) , IV

Identify the reagents shown in bold in the following equations as nucleophiles or electrophiles : CH_3COCH_3 +bar(C )N to (CH_3)_2 (CN) (OH)

Which of the following pairs is expected to exhibit H-bonding (a) CH_(3)CH_(2)OH and CH_(3)OCH_(3) (b) CH_(3)NH_(2) and CH_(3)SH (c ) CH_(3)OH and (CH_(3))_(3)N .

Identify the reagents shown in bold in the following equations as nucleophiles or electrophiles : CH_3COOH + HO^(-) to CH_3 COO^(-) +H_2 O

Which of the following will have higher boiling point and why? CH_(3)NH_(2) or CH_(3)OH

Classify the following molecules/ions as nucleophiles or electrophiles HS^(-),BF_(3),CH_(3)CH_(2)O^(-),NO_(2)^(+),NH_(3),NH_(2)^(-),Cl^(+)

Which out of the following does not react with acetyl chloride? (i) CH_3 NH_2 (ii) (CH_3)_2NH (iii) (CH_3)_3N