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Chemistry

Chemistry
Sea weeds are important source of

Bromine
Iron
Chlorine
Iodine

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Chemistry
Ozone consists of

Oxygen only
Hydrogen and Carbon
Oxygen and Carbon
Oxygen and Nitrogen

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Chemistry
The orientation of an atomic orbital is governed by

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

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Chemistry
Which one of the following gases has the highest calorific value?

Coal gas
Indane gas
Water gas
Natural gas

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Chemistry
Natural rubber is the polymer of :

Isoprene
Butadiene
Styrene
Ethylene

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Chemistry
The deterioration of a metal by an electrochemical process is commonly termed as

Passivation
Erosion
Abrasion
Corrosion

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