Chemistry Past Questions

JAMB 2023

Which of the following mixtures is an example of a colloid?

JAMB 2023

What is the main environmental concern associated with sulfur dioxide emissions?

JAMB 2023

What is the mass (in grams) of 500 mL of ethanol? (density of ethanol = 0.789 g/mL)

JAMB 2023

Which of the following is a characteristic of acids?

JAMB 2023

What is the atomic number of aluminium?

JAMB 2023

Which of the following compounds is an example of an electrovalent bond?

JAMB 2023

Isotopes of an element have

JAMB 2023

What is the valency of an element with the electronic configuration 2, 8, 7?

JAMB 2023

Which of the following elements is placed at the top of the electrochemical series

JAMB 2023

Sodium reacts vigorously with water to produce

JAMB 2023

Stainless steel is an alloy made up of

JAMB 2023

Eutrophication is a process that involves