Haloalkanes and Haloarenes questions
1135 published questions with worked solutions.
- The gas evolved on heating CH _3 MgBr in methanol is:
- Which one of the following reagents is not suitable for the elimination reaction of a secondary alkyl bromide to the...
- The major product of the following reaction is: CH_3CH(Br)CH_2CH(Br)CH_2CH_3 with KOH/CH_3OH , heat.
- The major product of the following reaction is: C_6H_5CH_2 - C(CH_3)(Br) - CH_2 - CH_3 with C_2H_5ONa/C_2H_5OH .
- CCl_4 is insoluble in water because
- Magnesium allylide is Mg_xC_y where x is _____
- Magnesium allylide is Mg_xC_y where y is _____
- In the replacement reaction C - I+MF C - F+MI The reaction will be most favourable if M happens to be:
- The metal present in Grignard reagent is:
- Pyrene (a fire extinguisher) is:
- By chlorinating carbon disulphide with chlorine in the presence of aluminium chloride, we get:
- Which is not used as a refrigerant?
- The correct structure of 4-bromo-3-methyl-but-1-ene is
- The IUPAC name for tertiary butyl iodide is
- IUPAC name of (CH₃)₃CCl is
- Which of the chlorides is less reactive towards hydrolysis?
- Bromination of alkanes involves
- Which of the following gives a white precipitate (immediately, on treatment with alcoholic AgNO₃)?
- Which of the following is least reactive in a nucleophilic substitution reaction?
- Which alkyl halide is preferentially hydrolysed by SN1 mechanism?
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