Jamb Chemistry Past Questions For Year 2018
Question 16
The Consecutive members of an alkane homologous series differ by
- A. CH
- B. CH\(_2\)
- C. CH\(_3\)
- D. C\(_n\)H\(_n\)
Question 17
Which of the following pairs of substances will react further with oxygen to form a higher oxide?
- A. CO\(_2\) and H\(_2\)O
- B. NO and H\(_2\)O
- C. CO and CO\(_2\)
- D. SO\(_2\) and NO
Question 18
The boiling of fat and aqueous caustic soda is referred to as
- A. hydrolysis
- B. esterification
- C. acidification
- D. saponification
Question 19
In the shown experiment (Fig. 1) the litmus paper will initially
- A. be bleached
- B. turn green
- C. turn red
- D. turn blue
Question 20
If 1 litre of 2.2M sulphuric acid is poured into a bucket containing 10 litres of water and the resulting solution mixed thoroughly, the resulting sulphuric acid concentration will be
- A. 2.2M
- B. 1.1M
- C. 0.2M
- D. 0.11M