Jamb Chemistry 2016 Past Questions and Answers

Question 11:

• JAMB 2016

The relative atomic mass of a naturally occurring lithium consisting of 90%\(\frac{7}{3}\)Li and 10%\(\frac{6}{3}\)Li is

A. 6.2
B. 6.8
C. 7.1
D. 6.9

Question 12:

• JAMB 2016

The colour of litmus in an alkaline medium is

A. Red
B. Yellow
C. Pink
D. Blue

Question 13:

• JAMB 2016

The compounds CH₃CH₂CHO and CH₃COCH₃ can be distinguished from each other using

A. Dilute ammonia
B. Benedict's solution
C. Tollen's reagent
D. Sodium hydroxide solution

Question 14:

• JAMB 2016

Which of the following statements is true about 2-methylpropane and butane

A. They have different number of carbon atoms
B. They are members of same homologous series
C. They have the same boiling points
D. They have the same chemical properties

Question 15:

• JAMB 2016

The process that requires the use of hardwater in its operation is

A. Tanning
B. Bottling
C. Laundry
D. Dyeing