IGCSE  ucles 0620-52-CI-O-N-18

IGCSE  ucles 0620-52-CI-O-N-18 :                    HazCard :

Question 1 : For Each candidate. Label DO NOT need concentration

• 100 cc of 10 Vol. Hydroge peroxide H2O2 labelled Solution L

(10 Vol. H2O2 = 0.83 M/Dm3)

• 100 cc of Potassium Iodide, Kl of concentration 0.05 M/dm3 labelled solution M

• 100 cc of sodium Thiosulfate Na2S2O35H2O of concentration 0.01 M/dm3 labelled sodium thiosulfate solution

• 100 cc of Hydrochloric acid of concentration 0.1 M/dm3 labelled Hydrochloric acid for question 1

• 1 % Starch solution (500 ml in 2 poly-stop bottle to share)

• Access to water and distilled water

• 2 X 10 cc measuring cylinders Labelled A and B

• 100 cc conical flask

• White tile

• Teat pipette suitable for measuring 1 cc of liquid

• Stop-clock

Question 2  : For Each candidate. Label DO NOT need concentration

• 0.6g of Ammonium sulfate, (NH4)2SO4, in a stoppered test tube labelled Solid N

• 0.4g of Potassium chloride, KCl in a stoppered test tube labelled Solid O 

• Aqueous Barium Nitrate of sufficient concentration to give a positive sulfate test

• Aqueous silver nitrate of sufficient concentration to give a positive halid test test

• Aqueous Nitric Acid of concentration 0.5 M/dm3

• Aqueous Sodium Hydroxyde of concentration 1.0 M/dm3

• Lime water and apparatus used to test CO2

• Distilled water

• pH indicator paper and chart

• Red and Blue Litmus paper

• 10 cc Measuring cylinder

• Splint

• Apparatus for flame test

• Bunsen burner and matches

• Rack for Test tubes

• 6 X Hard Glass test tube

• 1 X Boiling tube

• Stopper to fit test tubes

• Test tube holder

• Teat pipettes

• Spatula

Missing one splint 

Give One Splint to each student (Not on group photo above)

1 % starch                                  Fresh lime water                                                           Barium Nitrate   Silver nitrate      Nitric acid 0.5 M Sodium Hydroxide 1.0 M