Compounds having the same molecular formula, but different functional groups show
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The quality of petroleum is determined by
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The atom other than C in a hetrocyclic compound is called as
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Self linkage of carbon to produce long chains
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Identify the compound which has a bond angle of 109.5°
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Which of the following contains single bonds
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The compounds which have any atom other than Carbon atom, in rings are called as
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Compounds having same molecular formula but different structures are said to be
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How many structural acid cis-trans isomers are there for dichloropropene, C3H4Cl2
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The distillation of coal at high temperature and in absence of air is called
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Coal heated in the absence of air of about 500-1000 C is converted to
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Quality of fuel is judged from its octane number. The best fuels are
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The isomers due to the unequal distribution of carbon atoms on either side of the functional group belonging to the same homologous series are called
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Geographical survey of Pakistan estimates about billion tons of coal in Pakistan:
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The branch of chemistry which deals with the study of compounds containing carbon as an essential elements is called
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Closed chain compound can be classified into
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Which of the following gases is used for illuminating purpose?
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Which is not a nucleophile
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Ether show the phenomenon of:
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The major components of coal gas are
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