Structural isomerism in the alkanes
1 mark · EasyState what structural isomers have in common.
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They have the same molecular formula.
Also accept: Same molecular formula; They contain the same number and type of atoms
Common mistakes: They have the same structural formula; They have different molecular formulae
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B1 · 1 mark · States that structural isomers have the same molecular formula
Worked solution
Structural isomers have the same molecular formula (same number and type of atoms).