Fertilisers - Quiz - gcsescience.com.
Reversible Reactions - The Haber Process.

1. Nitrogen for the Haber process is obtained from

a) The sea

b) The rocks

c) The air

d) Nuclear reactors

 

2. In a reversible reaction

a) Reactants become products
         before products become reactants

b) Products become reactants
         before reactants become products

c) Reactants become products only

d) Reactants become products at the same time
        as products become reactants

 

3. In a reversible reaction, an increase in temperature

a) Increases the rate and favours the endothermic reaction

b) Increases the rate and favours the exothermic reaction

c) Decreases the rate and favours the endothermic reaction

d) Has no effect on the yield

 

4. In a reversible reaction with gases, an increase in pressure

a) Increases the rate and favours the smaller volume

b) Increases the rate and favours the larger volume

c) Decreases the rate and favours the smaller volume

d) Increases the rate but has no effect on the yield

 

5. In a reversible reaction, using a catalyst

a) Increases the rate and favours the smaller volume

b) Increases the rate and favours the endothermic reaction

c) Decreases the rate and favours the exothermic reaction

d) Increases the rate but has no effect on the yield

 

6. A nitrogenous fertiliser is one that contains

a) Natural compost

b) Natural chemicals

c) Nitrogen

d) Carbon Dioxide

 

7. The main fertiliser made from ammonia is

a) Ammonium nitrate

b) Ammonium nitrite

c) Diammonium chloride

d) Diammonium sulfide

 

                       
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