GK Chemistry Quiz 07

1.oxygen is best absorbed by

2.The most abundant constituent in air is

3.More than one transition temperature is shown by

4.Dehydrating agent, commonly used is

5.A salt which forms a super saturated solution very easily is

6.The number of molecules of water of hydration in blue vitriol is

7.Ethyl alcohol is

8.The noble gas whose compounds have been prepared is

9.The most abundant noble gas present in air is

10.An example of auto-oxidation and auto reduction is

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