Jamb Chemistry Past Questions and Answers

Question 1871:

• JAMB 2016

The colour of litmus in an alkaline medium is

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

Question 1872:

• 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 1873:

• 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 1874:

• JAMB 2016

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

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

Question 1875:

• JAMB 2016

What is the concentration of a solution containing 2g of NaOH in 100cm³ of solution?
[Na=23, O=16, H=1]

A. 0.05 moldm^-3
B. 0.30 moldm^-3
C. 0.50 moldm^-3
D. 0.40 moldm^-3