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Chemistry

Chemistry
Soldering of two metals is possible because of the property of :

Osmosis
Cohesion
Surface tension
Viscosity

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Chemistry
The most abundant inert gas in the atmosphere is

Argon
Krypton
Helium
Neon

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Chemistry
The orientation of an atomic orbital is governed by

Principal quantum number
Magnetic quantum number
Azimuthal quantum number
Spin quantum number

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Chemistry
The most abundant element in the earth’s atmosphere is

Oxygen
Argon
Krypton
Nitrogen

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Chemistry
The inexpensive and commonly used variety of glass is called soda glass.

was initially used for storing sodium carbonate
is made using soda lime
is made using soda(sodium carbonate)
was used initially for making bottles of soda(carbonated drink)

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Chemistry
The name of plastic polymer from which combs, toys, bowls etc., can be made, is

Polystyrene
Metallic polysulphides
Polyurethane
Teflon

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