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11 2 3 4 5 6 7 8 9 10 11 12 13 14 15234567891011 12131415.

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Presentation on theme: "11 2 3 4 5 6 7 8 9 10 11 12 13 14 15234567891011 12131415."— Presentation transcript:

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2 11 2 3 4 5 6 7 8 9 10 11 12 13 14 15234567891011 12131415

3 A:B: Light Intensity Current £100 pH is a measure of what C:D: ConcentrationAcidity or alkalinity of a substance

4 Excellent!Excellent!

5 Unlucky!Unlucky! That’s incorrect

6 A:B: Purple Red £200 Strong alkalis turn universal indicator C:D: GreenYellow

7 Excellent!Excellent!

8 SorrySorry That’s incorrect …

9 A:B: Salts They don’t dissolve £300 Non -Metal oxides that dissolve in water form C:D: AcidsAlkalis

10 FantasticFantastic

11 Oh dear! That’s incorrect …

12 A:B: HClH 2 SO 4 £500 The formula for hydrochloric acid is C:D: H2OH2OHNO 3

13 BrilliantBrilliant

14 SorrySorry That’s incorrect …

15 A:B: Stay the sameGo down £1,000 Diluting the acid causes the pH to C:D: Go up above 7Increase towards 7

16 Well done!

17 Unlucky!Unlucky! Just a wee bit out!

18 A:B: Sulphur dioxideHydrogen gas £2,000 When sulphuric acid is split by passing a current through it the following is produced at the negative electrode C:D: Oxygen gasAcid Rain

19 Super!Super!

20 Oh no! That’s incorrect !…

21 A:B: Relights a glowing splint Turns lime water milky £4,000 The test for hydrogen gas is C:D: Burns with a popThere is NO test

22 Very good!

23 IncorrectIncorrect So near and yet so far!

24 A:B: Pays attention and try’s really hard Has only a small amount of substance dissolved in it £8,000 A concentrated solution is one which C:D: Has a large amount of substance dissolved in it Is weak

25 Very good!

26 Sorry!Sorry! That’s incorrect …

27 A:B: OH - Chloride ions £16,000 All acids contain the following types of ions C:D: SO 4 2- Hydrogen ions

28 Very good!

29 UnluckyUnlucky That’s incorrect …

30 Digestion A:B: Equal number of hydroxide and hydrogen ions £32,000 Water is neutral because it contains C:D: No hydrogen ions Digestion Only water molecules No hydroxide ions

31 Brilliant!Brilliant!

32 Unfortunately…Unfortunately… That’s incorrect !

33 A:B: Water vinegar £64,000 A bee sting can be neutralised by adding C:D: Baking SodaAlcohol

34 Well done!

35 I’m sorry That’s incorrect …

36 A:B: neutralalkaline £125,000 What type of substances are salts C:D: basicacidic

37 Very good!

38 IncorrectIncorrect So close to the million!!!!

39 A:B: HydrogenOxygen £250,000 What gas is formed when an acid reacts with a metal carbonate? C:D: Sulphur DioxideCarbon dioxide

40 Excellent!Excellent!

41 Wrong Choice! That’s incorrect I hope you didn’t say Mr Leckerman!! …

42 A:B: HydrogenSalt and water £500,000 What substance is ALWAYS formed in a neutralisation reaction? C:D: Carbon dioxide and waterHydrogen and water

43 Very Good!

44 Sorry!Sorry! Remember the greenhou se gases …

45 A:B: Magnesium chloride £ 1,000,000 What is the salt formed when magnesium reacts with sulphuric acid C:D: Magnesium Sulphate Magnesium carbonate Magnesium Sulphite

46 Fantastic! You know your stuff!!

47 UnluckyUnlucky You were nearly a millionai re!

48 Thank you for playing! Thank you for playing! Thank you for playing!


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