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

1. What is the atomic number of a beryllium atom?

Question 1 of 10

2. Explain why experimental values of enthalpy change differ from theoretical values

Question 2 of 10

3. What type of reaction takes place when bromine reacts with an alkene?

Question 3 of 10

4. What is the name of this ester?

Question 4 of 10

5. What happens when something melts?

Question 5 of 10

6. Give the name of the blue precipitate formed when sodium hydroxide is added to a solution containing Cu²⁺

Question 6 of 10

7. What gas makes up 78% of Earth's atomosphere?

Question 7 of 10

8. What will happen to the equilibrium position when we increase pressure ? Give a reason for your prediction. A (g) + B (g) ⇋ C (g) + D (g) (+∆H)

Question 8 of 10

9. What happens to the rate of reaction if the concentration of solutions is INCREASED?

Question 9 of 10

10. A beaker of 1.5 mol/dm³ calcium chloride solution contains 0.3 mol of calcium chloride. What is the volume of the solution?

Question 10 of 10