Question

Which of the following is the $$IUPAC$$   name of the compound
General Organic Chemistry mcq question image

A. $$o$$ – Bromo – $$m$$ – chlorobenzaldehyde
B. $$2$$ – Bromo – $$5$$ – chlorobenzaldehyde  
C. $$6$$ – Bromo – $$3$$ – chlorobenzaldehyde
D. $$1$$ – Bromo – $$4$$ – chlorobenzaldehyde
Answer :   $$2$$ – Bromo – $$5$$ – chlorobenzaldehyde
Solution :
The compound is a derivative of benzaldehyde. Start numbering $$C$$ - atoms of benzene nucleus from $$C$$ - atom bearing – $$CHO$$  group.

Releted MCQ Question on
Organic Chemistry >> General Organic Chemistry

Releted Question 1

The bond order of individual carbon-carbon bonds in benzene is

A. one
B. two
C. between one and two
D. one and two alternately
Releted Question 2

Molecule in which the distance between the two adjacent carbon atoms is largest is

A. Ethane
B. Ethene
C. Ethyne
D. Benzene
Releted Question 3

Among the following, the compound that can be most readily sulphonated is

A. benzene
B. nitrobenzene
C. toluene
D. chlorobenzene
Releted Question 4

The compound 1, 2-butadiene has

A. only $$sp$$   hybridized carbon atoms
B. only $$s{p^2}$$ hybridized carbon atoms
C. both $$sp$$  and $$s{p^2}$$ hybridized carbon atoms
D. $$sp$$ , $$s{p^2}$$ and $$s{p^3}$$ hybridized carbon atoms

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