Which of the two has a branches chain: isobutene or normal butane?

28 Give IUPAC names and formulae of an organic compound containing single bonds and the other containing both a triple bond. 28 Which of the following is the molecular formula of benzene?

C₆H₆, C₆H₁₀, C₆H₁₂, C₆H₁₄,

29 Catenation is the ability of an atom to form bonds with other atoms of the same element. It is exhibited by both carbon and silicon. Compare the ability of catenation of the two elements. Give reasons. 30 how can diamonds be made artificially? How do synthetic diamonds differ from natural ones?