Neutralisation and pH: acids, alkalis and pH scale basics

1. 1What is a solution with a pH scale of 7

   1. AWeak acid
   2. BNeutral
   3. CStrong acid
2. 2Toothpaste is an alkali

   1. AVerdadero
   2. BFalso
3. 3 What pH is bicarb of soda?

   1. A4
   2. B3
4. 4What does Neutralisation mean?

   1. ANeutralisation is a chemical reaction when you mix an acid and alkali together they have to be the right amount
      for e.g. pH 1 mixed with pH 14 would be suitable.
   2. BNeutralisation is when something starts to burn because there is too much acid than alkali
5. 5What is the pH of indigestion tablets?

   1. A13
   2. B1
6. 6Red litmus stays red when put in acidic solution

   1. AVerdadero
   2. BFalso
7. 78 is a strong acid

   1. AVerdadero
   2. BFalso
8. 86 is a weak acid

   1. AVerdadero
   2. BFalso
9. 99 is a strong acid

   1. AVerdadero
   2. BFalso
10. 109 is a strong acid

    1. AVerdadero
    2. BFalso

11. 1114 is a strong alkali

    1. AVerdadero
    2. BFalso
12. 12What and where do you use neutralisation?

    1. AFarming
    2. BHaving a shower
    3. CBrushing your teeth
    4. DBee stings
    5. ECleaning
    6. FWasp stings
    7. GReading books
    8. Hindigestion
13. 13what are humans made of?

    1. Askin
    2. Bcells
14. 14Which ones are tissues in the human body?

    1. Afat tissue
    2. BLeaf tissue
    3. Cheart tissue
    4. Dmuscle tissue
    5. Enerve tissue

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Test sobre Sin título, creado por alishba javaid el 17/05/2015.

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