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Chemistry

Chemistry
Molasses a by-product in the manufacture of sugar, is converted into

Fuel
Pulp
Alcohol
Paper

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

Water gas
Coal gas
Indane gas
Natural gas

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Chemistry
During fermentation of sugar, the compound which is always formed is :

Ethyl Alcohol
Methyl Alcohol
Ethylene
Acetic Acid

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Chemistry
Silver nitrate solution is kept in brown bottles in laboratory because

Brown bottles stops the passage of light through it
Brown bottles react with it
Brown bottles do not react with it
It reacts with ordinary white bottles

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Chemistry
In an oxygen molecule, two atoms are united by

Four bonds
Three bonds
One bond
Two bonds

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

Substitution reaction
None of the options
Elimination reaction
Addition reaction

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