Q1 MCQ Drill: 2021 Physical Sciences P2 (2021 NSC May/June Mid-Year Examination)

Physical Sciences Past Paper Question 1 Drill Level 1: Knowledge & Recall

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5 multiple-choice questions taken verbatim from Section A of the official 2021 NSC May/June Mid-Year Examination Physical Sciences Paper 2, auto-marked against the official marking guideline. Questions that rely on diagrams or graphs are excluded - see the full paper for those.

Question 1 of 5 2 Marks

Which ONE of the following compounds has hydrogen bonds between molecules?

A. Pentanal

B. Pentan-2-one

C. Pentanoic acid

D. Methyl butanoate

Question 2 of 5 2 Marks

To which homologous series does a compound with molecular formula C6H12O2 belong?

A. Ketones

B. Alcohols

C. Aldehydes

D. Carboxylic acids

Question 3 of 5 2 Marks

Which functional groups are involved in the formation of esters?

A. Formyl and carbonyl

B. Hydroxyl and carbonyl

C. Hydroxyl and carboxyl

D. Carbonyl and carboxyl

Question 4 of 5 2 Marks

Which ONE of the following reactions, when used in a voltaic cell, will give a positive reading on the voltmeter?

A. Mg2+(aq) + Zn(s) ✓ Mg(s) + Zn2+(aq)

B. Cu(s) + 2Ag+(aq) → Cu2+(aq) + 2Ag(s)

C. Co2+(aq) + Sn2+(aq) ✓ Co(s) + Sn4+(aq)

D. 3Ni2+(aq) + 2Fe(s) ✓ 3Ni(s) + 2Fe3+(aq)

Question 5 of 5 2 Marks

Which ONE of the following statements is CORRECT for an ELECTROLYTIC CELL?

A. The anode is the positive electrode.

B. The cathode is the positive electrode.

C. Oxidation takes place at the cathode.

D. Reduction takes place at the anode.

Q1 MCQ Drill: 2021 Physical Sciences P2 (2021 NSC May/June Mid-Year Examination)

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