You are given a clear solution that is either an alkene or an alkane. Describe a test using bromine water that you could use to determine whether it is an alkene or alkane solution.
1 mark : Indication that the solution and bromine water should be mixed together1 mark : Indicating that the bromine water will de-colourise / go colourless if the solution contains an alkeneOR 1 mark awarded : Indicating if the solution is an alkene the bromine water will not de-colourise.
NH
Related Chemistry A Level answers
All answers ▸Explain what is meant by the term "rate of reaction".
Calculate the pH of a 0.025 mol dm-3 solution of methanoic acid. For HCOOH, Ka = 1.58 x 10-4 mol dm-3
Molecules of hydrogen chloride, HCl, and molecules of fluorine, F2, contain the same number of electrons. Hydrogen chloride boils at –85 °C and fluorine boils at –188 °C. Explain why there is a difference in the boiling points of HCl and F2.
State and explain whether NaCl and Mg can conduct electricity in both the solid and molten states.