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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.

Heat is liberated in

  All chemical reactions

  Endothermic Reactions

  Exothermic Reactions

  Substitution Reactions

  Half-n-half Clue
 

2.

A pH of below 7 indicates

  Presence of Ions

  Purity of the sample

  Alkalinity

  Acidity

  Half-n-half Clue
 

3.

Which of the following gases is green in color?

  Neon

  Hydrogen

  Chlorine

  Krypton

  Half-n-half Clue
 

4.

The lead of a pencil mainly contains

  Lead

  Carbon Black

  Graphite

  Plastics

  Half-n-half Clue
 

5.

What gas is evolved when dilute sulphuric acid is added to Zinc?

  Hydrogen

  Hydrogen Peroxide

  Argon

  Sulphur Dioxide

  Half-n-half Clue
 

6.

Lemon juice is

  Neutral

  Acidic

  Basic

  Metallic

  Half-n-half Clue
 

7.

Fill in the missing word
Acid + _______ = Salt + Water

  Oxygen

  Base

  Non Metal

  Metal

  Half-n-half Clue
 

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