1. How many different elements are there in Be(OH)₂ ?

Question 1 of 12

2. Calculate the relative formula mass(Mr) of propane (C₃H₈)

Question 2 of 12

3. How are elements arranged in the periodic table?

Question 3 of 12

4. Where are the transition metals on the Periodic Table?

Question 4 of 12

5. Describe the arrangement of particles in a gas

Question 5 of 12

6. If an element doesn't conduct electricity, is it a metal or a non-metal?

Question 6 of 12

7. What is meant by the term exothermic?

Question 7 of 12

8. What is the relative atomic mass (Aᵣ) of a sodium atom?

Question 8 of 12

9. Balance the following equation: WO₃ + H₂ → W + H₂O

Question 9 of 12

10. Describe the arrangement, movement and energy of the particles in a gas

Question 10 of 12

11. What is meant by the term atom?

Question 11 of 12

12. State the mass and charge of a neutron

Question 12 of 12