Rachel_ellen
Quiz by , created more than 1 year ago

GCSE Science (Chemistry) Quiz on C3 mini quiz, created by Rachel_ellen on 21/03/2015.

35
4
0
Rachel_ellen
Created by Rachel_ellen over 9 years ago
Close

C3 mini quiz

C3 mini quiz

Question 1 of 12

1

What does the rate of reaction measure

Select one of the following:

  • time it takes to make oxygen

  • amount of product made in a specific time

  • the product produced from a chemical reaction

Explanation

Question 2 of 12

1

What is the limiting reactant?

Select one of the following:

  • the only reactor

  • the one that is all used up at the start

  • the one that is used by the end of the reation

Explanation

Question 3 of 12

1

In a reaction at low temperatures the particles move fast

Select one of the following:

  • True
  • False

Explanation

Question 4 of 12

1

In a reaction at high temperatures the particles move fast

Select one of the following:

  • True
  • False

Explanation

Question 5 of 12

1

What happens if there is a low concentration

Select one of the following:

  • the particles collide more

  • the particles will be more spread out

  • the rate of reaction will be faster

Explanation

Question 6 of 12

1

What is the relative atomic mass of carbon?

Select one of the following:

  • 6

  • 12

  • 1

  • 18

Explanation

Question 7 of 12

1

How do you work out percentage yield?

Select one of the following:

  • actual yield - predicted yield

  • predicted yield x actual yield

  • actual yield / predicted yield x100

Explanation

Question 8 of 12

1

What is atom economy?

Select one of the following:

  • a way of comparing the amount of product made to the amount produced

  • an industrial process

  • a way of measuring the number of atoms that are wasted in a chemical reaction

  • the rate a reaction happens

Explanation

Question 9 of 12

1

Which reaction releases energy?

Select one of the following:

  • Exothermic

  • Endothermic

Explanation

Question 10 of 12

1

Which reaction causes a temperature drop?

Select one of the following:

  • Exothermic

  • Endothermic

Explanation

Question 11 of 12

1

What can be made from batch processes

Select one of the following:

  • Ammonia

  • Medicines

  • Sulfuric acid

Explanation

Question 12 of 12

1

Which one has a layered structure?

Select one of the following:

  • Diamond

  • Buckminster fullerene

  • Graphite

Explanation

Previous
Next