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Science Quiz : General Chemistry


Given the QUESTION, identify the ANSWER

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Multiple choice

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1.

What is the combination of any substance with oxygen known as?

  Reduction

  Hydrogenation

  Oxidation

  Combustion

  Half-n-half Clue
 

2.

Catalysts often speed up certain chemical reactions.

  False

  True

 

3.

A pH of below 7 indicates

  Presence of Ions

  Acidity

  Purity of the sample

  Alkalinity

  Half-n-half Clue
 

4.

Lemon juice is

  Metallic

  Basic

  Neutral

  Acidic

  Half-n-half Clue
 

5.

Fizziness in Coco-Cola/Pepsi is caused by

  Carbon Dioxide

  Hydrogen

  Helium

  Nitrogen

  Half-n-half Clue
 

6.

Which of the following is not a physical change?

  Oxidation

  Decantation

  Distillation

  Precipitation

  Half-n-half Clue
 

7.

If no more solute can be dissolved in a solvent at a given temperature then that solution is called

  A Saturated Solution

  A Dispersed Solution

  A Real Solution

  An Unstable Solution

  Half-n-half Clue
 


 
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