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Chemistry

Chemistry
The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3

2
5
4
zero

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Chemistry
Vulcanized rubber contains sulphur

7-9%
3-5%
10-15%
0.02

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Chemistry
A detergent is a

Drug
Soap
Cleansing agent
Catalyst

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Chemistry
What particles move around the nucleus of an atom and are negatively charged?

Electrons
Neutrons
Protons
Positrons

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Chemistry
Which of the following is the best fuel in terms of energy released per gram of fuel?

Methane
Hydrogen
Ethanol
Butane

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Chemistry
Zinc sulphide is commonly used as

Deodorant
Rodenticide
Fungicide
Herbicide

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