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Chemistry

Chemistry
How many electrons in a Hydrogen atom

One
Three
Four
Two

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Chemistry
The components of water can be separated by

They can not be separated
Physical methods
Chemical methods
Both A and B

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Chemistry
What is a mixture of potassium nitrate, powdered charcoal and sulphur called?

Paint
Gun powder
Cement
Glass

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Chemistry
Nylon is made up of :

Polyamide
Polyethylene
Polyester
Polypropylene

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Chemistry
Which component referred to as 'Milk sugar'?

Galactose
Sucrose
Maltose
Lactose

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Chemistry
Denatured spirit is ethanol mixed with

Pyridine
Petrol
Kerosene
Water

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