ZOM TEST SERIES CH - 1

Name:
Which of the following are Endothermic Processes.?
Dilution of Sulphuric acid
Condensation of water Vapours.
Evaporation of Water.
The Mole Ratio or oxygen gases liberated during electrolysis of water is :
1:1
2:1
1:2
What does Photo decomposition mean?
Decomposition by Heat
Decomposition by Electricity.
Decomposition by light.
What does precipitation reaction produce?
Oxides
Hydrides
Insolube Salts
The formula of lead Nitrate?
Pb(NO)2
PbI2
Pb(NO3)2
Why does silver metal doesn't show any change when it Reacts with dil.HCL?
It is more reactive than Hydrogen.
It is not reactive at all.
It is less reactive than Hydrogen.
What are the elements which have a completely filled outermost shell called?
Octet
Atoms
Noble Gases
Which reaction is just the opposite of decomposition reaction?
Displacement.
Reaction
Combination.
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