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Q.

Is it true that when calcium oxide dissolves in water it forms calcium hydroxide?

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a

True

b

False

  

answer is A.

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Detailed Solution

The above statement is true.

When calcium oxide (CaO) dissolves in water it forms calcium hydroxide (Ca(OH)

2

) which is a basic solution. The above stated reaction can be represented as:

                         

CaO

     

+

   

H

2

O

               

Ca(OH)

2

   

Question Image

 

Calcium

 

Water

    

Calcium

  

Oxide

    

hydroxide

  
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