Q1 MCQ Drill: 2019 Physical Sciences P2 (2019 NSC May/June Mid-Year Examination)

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

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7 multiple-choice questions taken verbatim from Section A of the official 2019 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 7 2 Marks

Which ONE of the following is a SECONDARY alcohol?

A. Ethanol

B. Butan-1-ol

C. Butan-2-ol

D. 2-methylbutan-1-ol

Question 2 of 7 2 Marks

Which ONE of the following will RAPIDLY decolourise bromine water?

A. CH3CHCH2

B. CH3CH2CH3

C. CH3COOCH3

D. CH3CH2COOH

Question 3 of 7 2 Marks

A FUNCTIONAL ISOMER of ethyl propanoate is …

A. C4H9CHO.

B. C5H11OH.

C. C4H9COOH.

D. CH3(CH2)3CHO.

Question 4 of 7 2 Marks

Which ONE of the following statements best describes a state of dynamic equilibrium?

A. The limiting reagent has been used up.

B. The forward and reverse reactions have stopped.

C. The rates of the forward and reverse reactions are equal.

D. The concentration of products equals the concentration of reactants.

Question 5 of 7 2 Marks

During a titration to determine the concentration of an acid using a standard base, a learner pipettes the base into a conical flask. She then uses a small amount of water to rinse the inside of the flask so that all the base is part of the solution in the flask. How will the extra water added to the flask affect the results of this titration? The concentration of the acid …

A. cannot be determined.

B. will be lower than expected.

C. will be higher than expected.

D. will be the same as expected.

Question 6 of 7 2 Marks

Which ONE of the following half-reactions takes place at the POSITIVE ELECTRODE of an electrochemical cell used to electroplate an iron rod with silver?

A. Ag+ + e– ✓ Ag

B. Fe2+ + 2e– ✓ Fe

C. Ag ✓ Ag+ + e–

D. Fe ✓ Fe2+ + 2e–

Question 7 of 7 2 Marks

Which ONE of the following elements is a primary nutrient?

A. Potassium

B. Sulphur

C. Oxygen

D. Carbon

Q1 MCQ Drill: 2019 Physical Sciences P2 (2019 NSC May/June Mid-Year Examination)

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