IS_Unit9_Checkpoint 9.1_E

1(a) Acids usually have a bitter taste.

• True

• False

1(b) Many acids and alkalis used in the laboratory are corrosive.

• True

• False

1(c) If you spill acid on your body, you should wash the affected area under slow running water immediately.

• True

• False

2(a) Which of the following descriptions about ethanoic acid is correct?

• (i)

• (ii)

• (iii)

• (iv)

2(b) Which of the following descriptions about sulphuric acid is correct?

• (i)

• (ii)

• (iii)

• (iv)

2(c) Which of the following descriptions about ammonia is correct?

• (i)

• (ii)

• (iii)

• (iv)

2(d) Which of the following descriptions about potassium hydroxide is correct?

• (i)

• (ii)

• (iii)

• (iv)