This quiz pulls questions at random from the entire 1100+ question-bank

1. Write the word equation for the formation of rust

Question 1 of 10

2. sodium carbonate + ethanoic acid →

Question 2 of 10

3. What is meant by the term atom?

Question 3 of 10

4. When testing for halide or sulfate ions, why is acid added added first?

Question 4 of 10

5. This diagram shows one repeat unit of a polymer. Name the monomer used to make this polymer.

Question 5 of 10

6.

How many neutrons in a typical atom of sulfur?

Question 6 of 10

7. Is aluminium carbonate soluble?

Question 7 of 10

8. Large chips of calcium carbonate reacts with an excess of hydrochloric acid in a flask. The volume of carbon dioxide given off is measured in a gas syringe. This is shown on the graph. How would the graph look different if the reaction was done with a powdered calcium carbonate?

Question 8 of 10

9. Explain how the atoms are held together in a hydrogen bromide molecule

Question 9 of 10

10. 1.170 g of CoCl₂.xH₂O gave a residue of 0.641 g on heating. Find x.

Question 10 of 10


 

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