Скачать или смотреть JAMB - 2019 Chemistry (Questions 35 - 40)

35. The shapes of CO2, H2O and CH4 are
A. Bent, Linear and Tetrahedral
B. Bent, Tetrahedral and Linear
C. Linear, Bent and tetrahedral
D. Tetrahedral, Linear and Bent

36. Which of the following shows a reaction is In equilibrium?
A. DG less than 0
B. DG = DH - TDS
C. DG greater than 0
D. DG = 0

37. Ethene reacts with hydrogen bromide to give
A. CH2Br2
B. CH3CH2Br
C. C2H2Br2
D. CHBr3

38. The solution that will conduct the highest amount of electricity is
A. 0.5 moldm-3 of hydrochloric acid
B. 2.0 moldm-3 of hydrochloric acid
C. 0.5 moldm-3 of ethanoic acid
D. 2.0 moldm-3 of ethanoic acid

39. Substances employed as drying agents are usually
A. Amphoteric
B. Hygroscopic
C. Efflorescent
D. Acidic

40. Which of the following is found in cotton?
A. Starch
B. Cellulose
C. Fat
D. Oil