1. Describe the arrangement of particles in a solid

Question 1 of 12

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

Question 2 of 12

3. If an element conducts electricity, is it typically a metal or a non-metal?

Question 3 of 12

4. How many protons in a helium atom?

Question 4 of 12

5. What is meant by the term atom?

Question 5 of 12

6. What are the three subatomic particles?

Question 6 of 12

7. Calculate the relative formula mass(Mr) of calcium hydroxide (Ca(OH)₂)

Question 7 of 12

8. How are elements arranged in the periodic table?

Question 8 of 12

9. Where are metals found on the periodic table?

Question 9 of 12

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

Question 10 of 12

11. What is meant by the term exothermic?

Question 11 of 12

12. Describe the arrangement and movement of the particles in a liquid

Question 12 of 12