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Chemistry
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Why are solutions of transition metal ions often coloured

Transition metal ions have, by definition, at least one partly filled d orbital (eg:3d). When in a solution, the positive charge of the transition metal ions can cause the lone elctron pairs of other ...

SA
Answered by Stuart A. Chemistry tutor
6694 Views

What is the ideal gas equation?

The ideal gas equation, pV = nRT, is an equation used to calculate either the pressure, volume, temperature or number of moles of a gas. 

JC
74007 Views

Why does AlCl3 form the dimer Al2Cl6?

AlCl3 has a trigonal planar structure. There is an aluminium atom with 3 sp2 hybridised orbitals which bond to 3 chlorine atoms. The bond angle is 120 degrees. Each chlorine atom...

JW
51395 Views

What is a racemic mixture?

To explain a racemic mixture it is firstly necessary to explain what an enantiomer is.

Enantiomers are stereoi...

KG
Answered by Katie G. Chemistry tutor
22300 Views

What is the difference between a weak and strong acid?

To answer this question it is easiest to firstly define both a weak and strong acid.

A strong acid is an acid that completely dissociates into its component ions in solution.

A weak ac...

KG
Answered by Katie G. Chemistry tutor
5619 Views

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