1. What colour and state is iodine at room temperature?

Question 1 of 23

2. Predict what colour and state is astatine at room temperature

Question 2 of 23

3. Describe the conditions under which iron rusts

Question 3 of 23

4. Explain why bromine is less reactive than chlorine

Question 4 of 23

5. How many electrons in the outer shell of group 1 elements?

Question 5 of 23


If pieces of lithium, potassium and sodium were cut and exposed to air, how could observations of the different reactions indicate the relative reactivity of those 3 metals?

Question 6 of 23

7. Put these 3 alkali metals in order of reactivity, starting with the most reactive: potassium, francium, lithium

Question 7 of 23

8. An experiment investigates which of metals X and Z is more reactive. The result is X + ZSO₄ → XSO₄ + Z. Which metal is more reactive?

Question 8 of 23

9. Which group of atoms has a full outer shell?

Question 9 of 23

10. Which is more reactive: zinc, iron, lead or copper

Question 10 of 23

11. What is sacrificial protection?

Question 11 of 23

12. Write the chemical equation for the reaction betweem sodium and water

Question 12 of 23

13. Where are metals found on the periodic table?

Question 13 of 23

14. On the Periodic table what is the meaning of the word Group?

Question 14 of 23

15. Explain, by referring to the electronic configurations, why lithium is less reactive than sodium.

Question 15 of 23

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

Question 16 of 23

17. Why would there be no reaction when iodine was added to sodium bromide solution?

Question 17 of 23

18. In the test of a gas, a glowing splint relights. What is the gas?

Question 18 of 23

19. Write the word equation to represent the reaction between hydrochloric acid and calcium

Question 19 of 23

20. On the Periodic table what is the meaning of the word Group? What does that tell us about the electron configuration of the atom?

Question 20 of 23

21. Why do elements in the same group of the periodic table have similar chemical properties?

Question 21 of 23

22. State the meaning of the term oxidising agent

Question 22 of 23


If 2 similar test tubes contain acid, and a different metal sample is added to each, how might you tell which metal is more reactive?

Question 23 of 23