Jamb Chemistry Past Questions For Year 1989

Question 46

Use the figure above to answer this question. Which of the following is NOT a monomer?

jamb 1989

• A. A
• B. B
• C. C
• D. D

Question 47

Use the figure above to answer this question. Which of the following compounds is an isomer of the compound

jamb 1989

• A. A
• B. B
• C. C
• D. D

Question 48

The above graph shows a typical heating curve from the solid phase through the liquid phase to the gaseous phase of a substance. Which part of the curve shows solid and liquid in equilibrium?

jamb 1989

• A. T
• B. U
• C. X
• D. Y

Question 49

If in the graph above 1 dm ³ of a saturated solution of KCL is cooled from 80^oC, the mass of crystals deposited will be

[K = 39, Cl = 35.5]

jamb 1989

• A. 7.45 g
• B. 14.90 g
• C. 74.50 g
• D. 149.00 g