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Outline the limestone cycle including the relevant equations.

Calcium carbonate undergoes thermal decomposition to form calcium oxide and carbon dioxide. Calcium Oxide (CaO) can undergo an exothermique réaction with water to product Calcium Hydroxide, also known as sla...
PM
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Explain the collision theory.

Collision theory states that for a reaction to occur, particles must collide with sufficient energy, sometimes in specific orientation. The minimum amount of energy needed for a reaction to occur is called t...
YC
Answered by Young C. Chemistry tutor
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Describe the conditions used in the Haber Process and explain briefly why they are used.

The forwards direction of the Haber Process is exothermic, thus in accordance with La Chatelier's Principle a lower temperature will lead to an increased yield of ammonia. However a low temperature will lead...
EM
Answered by Ella M. Chemistry tutor
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Why is methylamine a stronger base than aminobenzene?

In methylamine, the lone pair of electrons on the nitrogen atom is more available because of the postive inductive effect of the methyl group, where as in aminobenzene it is less available due to the delocal...
YC
Answered by Young C. Chemistry tutor
6300 Views

Explain why the element nickel has a high melting point

Nickel is a metal and therefore it contains positive ions, called protons, which are surrounded by a sea of delocalised electrons, which are negative ions. There is a strong force of attraction between these...
JD
Answered by James D. Chemistry tutor
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