0654.C11.4.01 — State that the bonding in alkanes is single covalent and that alkanes are saturated hydrocarbons: past paper questions
Real questions on 0654.c11.4.01 — state that the bonding in alkanes is single covalent and that alkanes are saturated hydrocarbons
The newest 13 of 13 written questions. Open one to see it on the real paper.
- 0973/31 · October/November 2025 · Q6a(iii)[1]
Explain why methane is described as a saturated hydrocarbon.
See it on the paper → - 0973/31 · October/November 2025 · Q6c[2]
Complete the dot-and-cross diagram in Fig. 6.1 to show the electron arrangement of methane. Show outer electrons only. H H C H H
See it on the paper → - 0973/41 · October/November 2025 · Q8c(i)[2]
Complete the sentence about alkane molecules. The bonding between carbon atoms in alkanes is covalent and
See it on the paper → - 0973/31 · October/November 2023 · Q5b(iv)[2]
Draw the structure of compound E, C 2 H 6 .
See it on the paper → - 0973/42 · May/June 2023 · Q2a[2]
State what is meant by the term saturated hydrocarbon.
See it on the paper → - 0973/31 · October/November 2022 · Q5c[1]
State and explain which molecule A, B or C represents a molecule of ethane. molecule explanation
See it on the paper → - 0973/41 · October/November 2022 · Q2a[2]
State what is meant by a hydrocarbon.
See it on the paper → - 0973/41 · October/November 2022 · Q2b(ii)[1]
Tetradecane is an alkane with 14 carbon atoms. Write the molecular formula for tetradecane. molecular formula =
See it on the paper → - 0973/41 · October/November 2022 · Q2b(iii)[1]
Decene is not an alkane. It has the molecular formula C 10 H 20 . Use the general formula C n H 2n+2 to show that decene is not an alkane.
See it on the paper → - 0973/31 · May/June 2022 · Q2c(i)[1]
State the number of different elements in one molecule of octane.
See it on the paper → - 0973/31 · May/June 2022 · Q2c(ii)[1]
State the total number of atoms in one molecule of octane.
See it on the paper → - 0973/41 · May/June 2020 · Q11b(ii)[2]
Butane is a type of hydrocarbon called an alkane. Complete Fig. 11.2 to show the structure of a butane molecule. Show all of the atoms and all of the covalent bonds. H C H Fig. 11.2
See it on the paper → - 0973/41 · May/June 2019 · Q5b[1]
The formula of ethanol is C 2 H 5 OH. Explain why ethanol is not a hydrocarbon.
See it on the paper →
What examiners said
Very occasionally candidates confused alkanes with alkenes. Many candidates recognised that alkanes contained carbon and hydrogen atoms and single bonds but did not specify that alkanes contained only carbon and hydrogen atoms and only single bonds.
— Examiner report, May/June 2023, 0973/42 Q2(a) (Cambridge)
Most candidates correctly stated that there are two elements in one molecule of octane. Twenty-six was sometimes suggested.
— Examiner report, May/June 2022, 0973/31 Q2(c)(i) (Cambridge)
Most candidates correctly stated that there are 26 atoms in one molecule of octane. Eight and eighteen were sometimes suggested
— Examiner report, May/June 2022, 0973/31 Q2(c)(ii) (Cambridge)
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