Jamb Chemistry 2008 Past Questions and Answers

Question 36:

• JAMB 2008

The most common ores of iron include

A. Haematite, malachite and limonite
B. Chalcolite, calamine and bornite
C. Magnetite, haematite and bornite
D. Magnetite, chalcolite and bornite

Question 37:

• JAMB 2008

The type of isomerism shown by cis- and trans- isomers is

A. Optical isomerism
B. Positional isomerism
C. Functional isomerism
D. Geometrical isomerism

Question 38:

• JAMB 2008

If the silver mirror test is positive, it indicates the presence of an

A. Alkyne
B. Alkanol
C. Alkanone
D. Alkanal

Question 39:

• JAMB 2008

If glucose is heated with concentration tetraoxosulphate (VI) acid, it will be dehydrated to

A. Carbon
B. Carbon (IV) oxide
C. Ethene
D. Ethanol

Question 40:

• JAMB 2008

The IUPAC nomenclature for the structure above is

A. 2, 3 - dichloro - 4, 4, 5 - trimethyl pent - 2 - ene
B. 4, 5 - dichloro - 2, 3 - dimethyl hex - 2 - ene
C. 2, 3 - dichloro - 4, 4 - dimethyl hex - 2- ene
D. 2, 3 dichloro - 2, 2 - dimethyl hex - 2 - ene