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Chemistry Quiz - 1

This quiz questions are related to chemistry which are little easy to answer.I hope you enjoy this quiz. 10 Questions.

 
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rajashocks
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1
Question 1 Photo

What is the pH of pure water at 25 degrees Celsius?

  • 5
  • 6
  • 7
  • 8

2
Question 2 Photo

What is the pH of a 1 mole of HCl solution?

  • 0
  • 1
  • 2
  • 3

3
Question 3 Photo

What are the two colours seen at the extreme ends of the pH chart are?

  • red and green
  • red and blue
  • green and blue
  • orange and green

4
Question 4 Photo

What happens when a drop of an acid is added to blue litmus solution?

  • Green
  • Violet
  • Red
  • Blue

5
Question 5 Photo

What is the effect of an acid on red litmus solution?

  • It turns red
  • It turns blue
  • It changes into different colors
  • It has no effect

6
Question 6 Photo

What happens when a drop of dilute Sodium Hydroxide solution is added to red litmus solution?

  • It turns blue
  • It turns orange
  • It turns purple
  • No change in color

7
Question 7 Photo

What are the some other metals which react with alkalies to produce hydrogen?

  • Al
  • Sn
  • Both 1&2
  • None of the above

8
Question 8 Photo

Which gas is produced when Sodium carbonate reacts with acids?

  • Carbon monoxide
  • Sulphur dioxide
  • Carbon trioxide
  • Carbon dioxide

9
Question 9 Photo

Which of the following metals gives Hydrogen gas with hot dilute Sodium Hydroxide solution?

  • Iron
  • Zinc
  • Silver
  • Gold

10
Question 10 Photo

Which acid is produced when Carbon dioxide dissolves in water?

  • Carbonic acid
  • Carbolic acid
  • Carburic acid
  • None of these

 

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