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What is the first ionisation energy? Write the equation for the first ionisation of Chlorine.

The first ionisation energy is the energy required to remove an electron from a gaseous atom. The equation for the first ionisation of Chlorine is: Cl (g) --> Cl+ (g) + e-
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Answered by Kieran B. • Chemistry tutor
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What is a paramagnetic complex? Why is [Fe(H2O)6]2+ paramagnetic while [Fe(CN)6]2- is diamagnetic, despite both having octahedral Fe2+ centres?

A paramagnetic complex is any complex that has at least one unpaired electron.[Fe(H2O)6]2+ is paramagnetic since H2O is a weak field ligand, this means there is a small energy gap between the t2g and eg and ...
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Answered by Kieran B. • Chemistry tutor
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Why is benzene more stable than expected?

All the carbons in benzene are sp 2 hybridised. The carbons are each bonded to one hydrogen and all bonds to other carbon atoms in the ring are the same length. This bond is in between the bond length of a C...
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If you could give your best revision tip for exam preparation what would it be?

My best tip for exam preparation is to work your way through the course specification. This gives you the best understanding of exactly what you need to know for the exam, for example all the definitions you...
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What kind of structure and bonding is seen in NaCl, graphite and Mg?

NaCl is an example of a covalent structure, where electrons are shared between the atoms in covalent bonds. Graphite has a giant covalent structure with the covalently bonded carbon atoms arranged in layers....
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Answered by Georgia B. • Chemistry tutor
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