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All posts related to Water

Gunika Sharma
Shared from Water on Jul 03, 2016 8:33 PM

Which of the following are the correct processes for the given conversions in the state of water?

(i) From liquid to gaseous state
(ii) From gaseous to liquid state

 
(i) Condensation
(ii) Freezing
(i) Vaporisation
(ii) Condensation
(i) Sublimation
(ii) Freezing
(i) Evaporation
(ii) Melting
Please type your answer before submitting.

Evaporation , deposition

Neha Sharma
Shared from Chemistry (Practice Test) on May 29, 2014 3:19 PM

Permanent hardness of water can be removed by adding

 
Cl2
Na2CO3
Ca(OCl)Cl
K2CO3
Please type your answer before submitting.

Right ans is 2

Ankit
Shared from Chemistry (Practice Test) on May 23, 2014 7:02 PM

Permanent hardness of water can be removed by adding

 
Cl2
Na2CO3
Ca(OCl)Cl
K2CO3
Please type your answer before submitting.

Can we use alum for it to

TCY
Posted on Jan 14, 2014 9:34 AM

Water has a high value of which of the following properties?

 
Viscosity
Acidity
Basicity
Surface tension
Please type your answer before submitting.

D

Lohitaksh
Posted on Jan 03, 2014 8:37 PM

Which of the following is/are form(s) of surface water?

 
Oceans
Rivers
Lakes
All of the above
Please type your answer before submitting.

All of the above