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प्रश्न
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Rineryfe is a place where various fractions of petroleum are separated.
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उत्तर
Refinery is a place where various fractions of petroleum are separated.
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संबंधित प्रश्न
CO is an ______ compound.
Give the reaction of chlorine with ethane and name the product formed.
Name three compounds formed by ethene and give one use of each compound.
The molecules of alkene family are represented by a general formula CnH2n.
Answer the following:
(i) What do n and 2n signify?
(ii) What is the name of alkene when n=4?
(iii) What is the molecular formula of the alkene, if there are six
hydrogen atoms in it?
(iv) Write the molecular and structural formula of the first member of
alkene family.
(v) Write the molecular formulae of lower and higher homologues of
an alkene which contains four carbon atoms.
What is isomerism? Explain with an example.
Write a short note on graphene.
Amorphous forms of carbon and graphite are almost ______ in colour.
Graphene has a thickness of just ______ atom.
What is tetravalency?
Give the structure of alcohol with 4 carbon atoms.
