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Chemistry
A Level

Describe in the full the structure and bonding present in a benzene ring

Benzene has a chemical formula of C6H6, 6 carbon atoms in a ring with each bound to one hydrogen atom (aromatic hydrocarbon) - 3 covalent bonds for each carbon atom Planar regular hexagon shape with 120 d...

PF
Answered by Peter F. Chemistry tutor
5960 Views

How does a catalyst effect the rate of reaction?

Overall the catalyst increases the rate of reaction. It does this by adding an alternative pathway for the reagents to react, this alternative path way has a much lower activation energy than the original...

TC
Answered by Thomas C. Chemistry tutor
2059 Views

How does the structure and bonding of alkanes differ to that of alkenes?

In alkanes, such as propane, the carbon atoms are sp3 hybridised, meaning that each carbon atom has 4 sp3 molecular orbitals associated with it available for covalent bonding. These ...

EG
Answered by Edward G. Chemistry tutor
10003 Views

State and explain the trend in melting points of diamond, iodine and hydrogen fluoride.

Diamond is covalently bonded and has a giant covalent structure. Covalent bonds require lots of energy to break as they are strong so diamond has the hig...

CF
Answered by Ceri F. Chemistry tutor
19633 Views

Explain, in general, how a catalyst works

A catalyst is a material that can speed up a reaction, but reamins chemically unchanged at the end of the reaction. A catalyst works by providing the reactants an alternative rout...

CL
Answered by Chung L. Chemistry tutor
9469 Views

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