Chemistry questions
29404 published questions with worked solutions.
- Wurtz synthesis is carried out by treating __________
- R-Mg-Br + H_2O RH_ (gas) . Gas occupies 1.4 L g^ -1 of RH at S.T.P. Hence, R - Mg - Br is __________
- The conversion of alkyl halides to the corresponding alcohols is carried out in the presence of _______
- The solvent used in the conversion of alcohol to alkyl halide through SOCl_2 is ________
- About a racemic mixture, some statements are given below: (i) It is a mixture of (d) and (l) isomers in equimolar proportion (ii)...
- Alkaline hydrolysis of a tertiary alkyl halide involves __________
- An organic compound will show optical isomerism if ________
- A nucleophile should posses ________
- In the alkaline hydrolysis of tert-butyl bromide, __________
- In S_N1 reaction which of the following is TRUE?
- Which of the following is TRUE for hydrolysis of tertiary halide?
- In alkaline hydrolysis of 1-bromopropane, ________
- If starting compound is laevo rotatory, after the S_N1 reaction, product is ________
- If dextro rotatory compound undergoes S_N2 reaction, the product will be __________
- Enantiomers _________
- For a given substance the amount of rotation of plane of polarized light depends upon _________
- Which of the following statements is FALSE about S_N1 mechanism?
- Racemic mixture is optically inactive due to the presence of _________
- Optical isomerism is exhibited by _______
- Substitution nucleophilic second order [ S_N2 ] involves _______ step(s)