These Chemistry questions and answers were pulled from our book (Chemistry questions for SS3); Compiled to serve as a reference material to help teachers draw up test and exam questions faster. It could also help students assess their level of exam preparation. Each sample question includes correct answers.
Sample Chemistry Exam Questions and Answers
TOPIC: CHEMISTRY OF EARTH AND SPACE
DIRECTION: Choose the correct answer from the lettered options.
1. How many moons does Jupiter have?
A. 8
B. 16
C. 15
D. 20
2. The density of earth is ______.
A. 5.52g cm-3
B. 5.10g cm-3
C. 3.93g cm-3
D. 5.44g cm-3
3. What planet is famous for the beautiful rings that surround it?
A. Saturn
B. Jupiter
C. Neptune
D. Uranus
4. A galaxy is a huge collection of ______, ______ and _______.
A. planets, star and dust
B. planets, stars and gas
C. stars, gas, and sun
D. stars, gas and dust
5. How many moons does Neptune have as at 2013?
A. 13
B. 15
C. 18
D. 20
Click here to get the complete Chemistry questions for SS3
TOPIC: NON METALS AND THEIR COMPOUNDS
DIRECTION: Choose the correct answer from the lettered options.
1. Both the melting point and boiling point of Cl2 gas are very low. However it is very difficult to dissociate Cl2 molecules into Cl atoms. Which one of the following best explains these properties of chlorine?
A. The intramolecular bonding of Cl2 is weaker than the intermolecular bonding
B. The intramolecular bonding of Cl2 is stronger than the intermolecular bonding
C. The intramolecular bonding of Cl2 is identical to the intermolecular bonding.
D. Both Cl2 and Cl have weak dispersion (London) forces.
2. Which of the following statements is not true?
A. Carbon exhibits allotropy
B. Sulphur exhibits allotropy
C. Chlorine exhibits allotropy
D. Nitrogen is a gas
3. Which of the following gases will bleach moist litmus paper?
A. Cl2.
B. CO2.
C. SO3.
D. HCl.
4. Efflorescence substances are also _______
A. efflorescent.
B. anhydrous.
C. hydroscopic.
D. insoluble.
5. Which of the following describes why water has an unusually high boiling temperature?
A. Water molecules have strong H-bonding.
B. The O-H bonds are broken up at the point of boiling.
C. The water molecule contains strong covalent bonds.
D. Water molecules have strong dispersion forces.
