Recognise empirical, molecular, full and condensed structural, stereochemical and skeletal formulas of organic compounds, and convert between molecular, structural and skeletal representations of the same molecule.
Tę umiejętność sprawdza 6 zadań wzorowanych na arkuszach IB z lat 2022–2025.
Chemia IBPaper 2, maj 2025, TZ2wzorowane5 pktotwarteśrednie (szac.)
The structure of galantamine is shown below. (i) State the type of structural formula shown. (ii) State the name of the functional group that contains the nitrogen atom. (iii) Outline the effect of this functional group on the pH of water in which galantamine…
Chemia IBPaper 1A, listopad 2025, TZ1wzorowane1 pktzamknięteśrednie (szac.)
What is the IUPAC name of the compound shown? A. 3-methylhexan-4-one B. 4-methylhexan-3-one C. 4-ethylpentan-3-one D. 2-ethylpentan-3-one
Chemia IBPaper 1A, specimen 2025wzorowane1 pktzamkniętełatwe (szac.)
Which is a correct alternative representation of the molecule shown? A. C5H11Br B. 3-bromo-2-methylbut-1-ene C. CH2=CHC(CH3)2Br D. CH3CH=C(CH3)CH2Br
Chemia IBPaper 2, listopad 2023, TZ1wzorowane1 pktotwarteśrednie (szac.)
Draw the full structural formula of the carboxylic acid that is a structural isomer of CH3COOCH3.
Chemia IBPaper 2, listopad 2023, TZ2wzorowane1 pktotwarteśrednie (szac.)
Draw the full structural formula of a carboxylic acid that is a structural isomer of the ester CH3CH2COOCH3.
Chemia IBPaper 2, maj 2022, TZ2wzorowane3 pktotwartełatwe (szac.)
(i) Draw the full structural (displayed) formula of hex-3-ene. (ii) Write an equation for the addition of hydrogen bromide to hex-3-ene. (iii) State the type of reaction in (ii).