You Scored:
Ranking:
Chemistry MCQs Quiz For Entry Test Uni Chemist
Department of chemistry Most Important Mcqs for the test preparations online here. For chemical science tests and also for the NTS CSS exams tests in which chemistry scientists and basic chemistry mcqs with answer of every question of science chemistry and chemistry for dummies of organic chemistry books with university chemistry mcqs.
1. Aromatic hydrocarbons are the derivatives of:
Benzene (Answer)
Normal series of paraffins
Alkene
Cyclohexane
2. Sulphonation of benzene yields:
Maleic anhydride
Benzene sulphonic acid (Answer)
Nitrobenzene
Benzophenone
3. Catalytic oxidation of benzene gives:
Benzene sulphonic acid
Maleic anhydride (Answer)
Nitrobenzene
Benzophenone
4. The benzene molecule contains:
Two double bond
Three double bond
One double bond
Delocalized π electron charge (Answer)
5. Amongst the following, the compound that can be most readily sulphonated is:
Nitrobenzene
Toluene (Answer)
Chlorobenzene
Benzene
6. Aroma means:
Fragrant (Answer)
Rock oil
Indivisible
Least affinity
7. Which term was derived from “aroma”?
Aromatic (Answer)
Atom
Hydrocarbons
Aliphatic
8. Acylation of benzene gives:
Nitrobenzene acid
Benzene sulphonic
Benzophenone (Answer)
Maleic anhydride
9. Alkylation of benzene gives:
Maleic anhydride
Toluene (Answer)
Nitrobenzene
Benzene sulphonic acid
10. Which term was derived from atomos?
Aromatic
Hydrocarbons
Aliphatic
Atom (Answer)
11. Characteristics of aromatic are:
Low hydrogen carbon ratio than alkenes and Characteristics odour
Characteristics odour
Characteristics properties
Low hydrogen carbon ratio than alkenes
12. Reaction of HNO₃with benzene gives:
Benzene sulphonic acid
Maleic anhydride
Benzophenone
Nitrobenzene (Answer)
13. Which of the following acid can be used as a catalyst in Friedel Craft’s reactions?
HNO3
AlCl3 (Answer)
BeCl3
NaCl
14. Arenes are also called:
Atom
Benzene (Answer)
Hydrocarbons
Aromatic
15. Benzene cannot undergo:
Addition reactions
Substitution reactions
Elimination (Answer)
Oxidation reactions
