Chemical And Physical Changes - Chemistry Jamb Past Questions and Answers

Question 6 :

• JAMB 2003

Which of the following is physical change?

A. Burning kerosene
B. Freezing ice cream
C. Exposing white phosphorus
D. Dissolving calcium in water

Question 7 :

• JAMB 2006

A difference between chemical and physical change is that in a chemical change

A. Oxygen is consumed
B. Heat is supplied
C. A reversible process oocurs
D. A new substance is formed

Question 8 :

• JAMB 2009

Which of the following is a physical change?

A. Freezing ice cream
B. Dissolving calcium in water
C. Burning kerosene
D. Exposing white phosphorus to air

Question 9 :

• JAMB 2015

A difference between chemical and physical change is that in a chemical change

A. Oxygen is consumed
B. Heat is supplied
C. The reversible process occurs
D. A new substance is formed

Question 10 :

• JAMB 2018

Which of the following is an example of a chemical change?

A. Dissolution of salt in water
B. Rusting of iron
C. Melting of ice
D. Separating a mixture by distillation