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Chemistry

Chemistry
Which of these acids is not organic in origin?

Citric acid
Oxalic acid
Sulphuric acid
Lactic acid

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Chemistry
Philosopher’s wool is chemically

Magnesium oxide
Zinc oxide
Calcium oxide
Aluminium oxide

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Chemistry
Iron is prevented from rusting by coating with zinc. This process is called as

Reduction
Corrosion
Sublimation
Galvanisation

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Chemistry
The next higher homologue of C6H14 is

C6H12
C7H14
C7H12
C7H16

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Chemistry
Which one of the following chemicals helps in fruit ripening?

Isoproturan
Atrazine
Malathion
Ethephon

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Chemistry
When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called

Green house effect
None of these
Smog
Eutrophication

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