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Differentiate between exoskeleton and endoskeleton.

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Explain the different uses of hydrocarbons in industry.

asked Sep 21, 2017 in Chemistry by sonia (36.5k points)

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Why benzene and other homologous compounds of benzene are called aromatic compounds?

asked Sep 19, 2017 in Chemistry by sonia (36.5k points)

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Which salt is used to prepare Plaster of Paris?

asked Sep 17, 2017 in Chemistry by shamroz (41.5k points)

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How many water of crystallizations are present in CuSO4.5H2O and CaSO4.2H2O?

asked Sep 16, 2017 in Chemistry by sonia (36.5k points)

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Our existence is due to organic compounds, comment.

asked Sep 18, 2017 in Chemistry by shamroz (41.5k points)

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Name two acids used in the manufacture of fertilizers.

asked Sep 17, 2017 in Chemistry by shamroz (41.5k points)

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How alkyl radicals are formed? Explain with examples.

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Write a note on fractional distillation of petroleum.

asked Sep 26, 2017 in Chemistry by sonia (36.5k points)

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Prove that water is amphoteric specie.

asked Sep 15, 2017 in Chemistry by shamroz (41.5k points)

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Explain the process of roasting with reference to copper.

asked Sep 26, 2017 in Chemistry by sonia (36.5k points)

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Plants are source of oils, justify.

asked Sep 21, 2017 in Chemistry by shamroz (41.5k points)

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How sulphur containing compounds are emitted naturally?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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Define chemical equilibrium state.

asked Sep 26, 2017 in Chemistry by sonia (36.5k points)

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Give the reaction of formation of ammonia in the process.

asked Sep 25, 2017 in Chemistry by shamroz (41.5k points)

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Distinguish between propane and propene with a chemical test

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How decaying plants consume oxygen?

asked Sep 24, 2017 in Chemistry by sonia (36.5k points)

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How polarity of water molecule plays its role to dissolve the substances?

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What is the difference between glycol and glyoxalin?

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What is difference between ghee and oil?

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