Quick quiz

1. 1What number PH do neutral solutions have?

   1. APH 4
   2. BPH 5
   3. CPH 7
   4. DPH 9
2. 2What colour do acids turn universal indicator?

   1. ARed
   2. BBlue
   3. CPurple
   4. DOrange
3. 3Weak acids turn universal indicator...?

   1. ABlue
   2. BRed
   3. CYellow
   4. DOrange
4. 4What colour do very weak acids turn universal indicator?

   1. Ayellow
   2. Borange
   3. Cred
   4. Dgreen
5. 5What liquid turns universal indicator red?

   1. AAcid
   2. BAlkali
6. 6What is neutralisation?

   1. AWhen you have an alkali and you add so much acid that it is no longer an alkali and it is an acid
   2. BA chemical reaction where the right amount of acid cancels out an alkali to make a neutral solution
   3. CNeutralisation is the process when you add universal indicator to an acid
7. 7How do you test for hydrogen?

   1. ASqueaky pop with a lighted spill
   2. BMakes limewater turn cloudy
   3. CRelights a amber spill
8. 8When a carbonate reacts with an acid it makes a salt, water, and carbon dioxide.

   1. AVerdadero
   2. BFalso
9. 9All carbonates react with acid to produce oxygen

   1. AVerdadero
   2. BFalso
10. 10What are bases?

    1. Ai dont know
    2. Bthe same as alkalis
    3. Copposite to acids

11. 11Zinc oxide and copper oxide are ___________ because they neutralise acids, but don't dissolve in water.

    1. Abases
    2. Balkalis
    3. Csalts
    4. Dacids
12. 12How do you test the solubility of salts?

    1. APut lots in and see how much dissolves
    2. BDon't put any in, just look it up, you can't test it
    3. CAdding a small amount to water and shaking until no more can be dissolved

Descripción

Year 9 Chemistry Test sobre Quick quiz, creado por yazzyfarley el 15/05/2014.

Autor

yazzyfarley

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English

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15

Historial

Creado el 15 may 2014 · actualizado el 14 mar 2018

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chemistry year 9

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