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01/10/2021 7:06 pm
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(a) Giving their structures, state the number of single bonds, double bonds and triple bonds (if any) in the following compounds :
(i) ethyne (ii) ethene (iii) benzene
(b) Write the molecular formula and structure of cyclohexane. How many covalent bonds are there in a molecule of cyclohexane?
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01/10/2021 7:09 pm
(a) (i) Ethyne: Single bonds: Two; Triple bond: One
(ii) Ethene: Single bonds: Four; Double bond: One
(iii) Ethane: Single bonds: Nine; Double bonds: Three
(b) Molecular formula of cyclohexane: C6H12
No. of covalent bonds: 18