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Chemistry

Chemistry
The antiseptic compound present in dettol is

Biothional
Cresol
Enloroxylenol
Iodine

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Chemistry
Cement is made hard with

Hydration and dissociation of water
Dehydration
Dissociation of water
Polymerisation

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Chemistry
Ethanol containing 5% water is known as

Rectified spirit
Methylated alcohol
Denatured spirit
Power alcohol

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Chemistry
Adding Cl2 to benzene in the presence of AlCl3 is an example of :

Substitution reaction
None of the options
Addition reaction
Elimination reaction

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Chemistry
PH value between 6.5-7.5 makes the soil

Basic
None of these
Acidic
Neutral

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Chemistry
Ozone consists of

Oxygen and Carbon
Hydrogen and Carbon
Oxygen only
Oxygen and Nitrogen

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