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Chemistry

Chemistry
What is the element required for solar energy conversion ?

Silicon
Beryllium
Tantalum
Ultra pure carbon

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Chemistry
Nitrification is the biological process of converting

N2 into nitrate
N2into nitrite
Ammonia into N2
Ammonia into nitrite

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Chemistry
Acid rain is caused by

CO2and CFCs
SO2 and particulates
NO2and particulates
SO2 and NO2

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Chemistry
White phosphorus is generally kept under

Alcohol
Water
Kerosene oil
Glycerine

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Chemistry
The value of Avogadro Number is

6.023 × 1025
6.023 × 1022
6.023 × 1024
6.023 × 1023

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Chemistry
What is the second largest component in milk ?

Sugar
Minerals
Fat
Water

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MORE MCQ ON Chemistry

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