1. Calculate the relative formula mass(Mr) of ammonium nitrate (NH₄NO₃)

Question 1 of 12

2. What do each of the following state symbols represent: (s), (l), (g), (aq)

Question 2 of 12

3. On the Periodic Table what is the meaning of the word Period?

Question 3 of 12

4. State the particles that are found within the nucleus of an atom

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

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6. Describe the arrangement, movement and energy of the particles in a solid

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7. What is meant by the term endothermic?

Question 7 of 12

8. Describe the arrangement of particles in a gas

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9. What is meant by the term atom?

Question 9 of 12

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

Question 10 of 12

11. Where are metals found on the periodic table?

Question 11 of 12

12. How many neutrons in a typical atom of fluorine?

Question 12 of 12