A-LevelChemistryChemical bondingOct/Nov 2017Paper 1 Q321 Mark
The chlorine oxide free radical, ClO•, is produced by the reaction between chlorine atoms and ozone. Cl + O3 → ClO• + O2 Which features are present in the chlorine oxide free radical? 1 an odd number of electrons 2 a single covalent bond 3 a dative covalent bond from oxygen to chlorine
A1, 2 and 3 are correct
B1 and 2 only are correct
C2 and 3 only are correct
D1 only is correct
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The correct answer is B. This question tests the candidate's understanding of chemical bonding within the Chemistrysyllabus. The examiner's mark scheme requires...
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