Organic Compounds - Jamb Chemistry Past Questions and Answers

Question 396:

• JAMB 2020

What mass of water is produced when 8.0g of hydrogen reacts with excess oxygen?

A. 8.0g
B. 16.0g
C. 36.0g
D. 72.0g

Question 397:

• JAMB 2020

The general formula for the Alkanals is?

A. R\(_2\)CO
B. RCHO
C. ROH
D. RCOOR

Question 398:

• JAMB 2021

The compounds made up of only carbon and hydrogen are called?

A. Carbon compounds
B. Hydrocarbons
C. Atoms
D. Carbon hydrolysis

Question 399:

• JAMB 2021

A 'breath test' used by traffic police to check drunken driving uses?

A. Tumeric on filter paper
B. Silica gel coated with saliva nitrate
C. Potassium permanganate-sulphuric acid
D. Potassium dichromatic-sulphuric acid

Question 400:

• JAMB 2021

Give the common name for the following compound (CH\(_{3}\))\(_{2}\) CH CH\(_{2}\) -Br

A. Isobutyl bromide
B. Methyl bromide
C. Propyl bromide
D. Butyl bromide