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Chemistry

Chemistry
Which gas is most stable at room temperature

F2
N2
O2
H2

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Chemistry
Which one of the following species has the highest bond order, shortest bond length and maximum bond strength

O2
O-2
O-22
O+2

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Chemistry
What is the second largest component in milk ?

Fat
Sugar
Minerals
Water

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Chemistry
Soap helps in better cleaning of clothes because

It reduces the surface tension of solution
It absorbs the dirt
Soap acts like catalyst
It gives strength to solution

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Chemistry
An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a :

Power transmittor
Generator
Uninterrupted power supply (UPS)
Battery

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Chemistry
Which one of the following elements is an example of noble gas ?

Chlorine
Helium
Hydrogen
Nitrogen

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MORE MCQ ON Chemistry

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