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Chemistry

Chemistry
Alcohol prepared by the distillation of wood is :

Ethyl alcohol
Methyl alcohol
Propyl alcohol
Glycerol

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Chemistry
PH value between 6.5-7.5 makes the soil

None of these
Acidic
Basic
Neutral

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Chemistry
Which of the following is usually not an air-pollutant?

Nitrous oxide
Hydrocarbons
Sulphur dioxide
Carbon dioxide

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Chemistry
If a buffer solution is diluted its pH

Will slowly increase and then it will decrease
Is increased
Is decreased
Remains same

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Chemistry
Natural rubber is a polymer of

Vinyl acetate
Styrene
Isoprene
Propene

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Chemistry
The orientation of an atomic orbital is governed by

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

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