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We use column chromatography to purify an organic product. We begin with a glass column filled with a slurry of absorbent material. This could be aluminium oxide coated w...

2 Mark for order 3 for correct bondIt is important to think about the bonds even if you are unsure about the order as you can still get 3 marks.Think about the bonds:Water, covalent bond (h_{2 <...}

Both of these compounds are made purely of carbon. The differences come in the way in which the atoms are bonded together and the properties that this creates.In diamond, each atom is covalently bonded to...

Acid strength relates to the degree of ionisation in aqueous solution. A strong acid is completely ionised in aqueous solution. A weak acid is only partially ionised in aqueous solution.On the other hand,...

Electricity is the movement of charge and therefore something charged must move to carry this charge. graphite carbon atoms make 3 covalent bonds with the adjacent atoms however carbon has 4 electrons in ...