Top answers

Chemistry
GCSE

What happens when you heat Calcium Carbonate?

First can you tell me what kind of reaction is this reaction?

Thermal decomposition 

Secondly can you tell me the products of this reaction and have ...

Answered by Kyle P. Chemistry tutor
6135 Views

How do you increase the rate of a reaction?

A reaction will occur if two reactants collide with each other with enough energy to overcome the 'activation energy'. The activation energy is the minimum amount of energy the reactant particles need ...

Answered by Ruby R. Chemistry tutor
3755 Views

What are the products of the reaction between an acid and a base?

A salt and water (H2O). H+ from the acid and OH- from the base combine to make water. The salt formed depends on the acid and base counterions, and is usually dissolved in...

Answered by George H. Chemistry tutor
6604 Views

What is the difference between Ionic and Covalent bonding

Covalent bonds are formed when two atoms share one or more pairs of electrons. These atoms are non-metals, such as Carbon, Oxygen and Hydrogen.

Ionic bonds are formed when an atom gives o...

Answered by Theo N. Chemistry tutor
2677 Views

What four factors influence the rate of reaction?

Temperature, pressure, surface area and concentration all affect the rate of a chemical reaction. 

Temperature makes the particles more energetic and increases the frequency of collisions...

Answered by Michael W. Chemistry tutor
7408 Views

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