Butane (left) and isobutane (right), molecular models. Carbon atoms are black and hydrogen atoms are white. Isobutane boils at a lower temperature tha

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Butane (left) and isobutane (right), molecular models. Carbon atoms are black and hydrogen atoms are white. Isobutane boils at a lower temperature than butane because the branched side-chain makes it more compact. Both occur in natural gas and are produced during the cracking of petroleum.

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Photo credit: © ANDREW LAMBERT PHOTOGRAPHY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 2-methylpropane, alkane, background, butane, chemical, chemistry, comparison, cut, cut-, cut-outs, cutout, cutouts, hydrocarbon, isobutane, methylpropane, model, models, molecular, outs, red, saturated