Waec Chemistry Past Questions For Year 2016
Question 46
When a compound X is heated with concentrated tetraoxosulphate(VI)acid, it produces an alkene. X ia an
- A. Alkane
- B. Alkanol
- C. Alkanoate
- D. Alkyne
Question 47
The alkanol obtained from the production of soap is
- A. Dihydric Alkanol
- B. Tertiary Alkanol
- C. Trihydric Alkanol
- D. Monohydric Alkanol
Question 48
Which of the following metals is common to both brass and bronze?
- A. Aluminium
- B. Copper
- C. Lead
- D. Iron
Question 49
A consequences of global warming is
- A. Air pollution
- B. Flooding
- C. Increased humidity
- D. Water pollution
Question 50
Which of the following sources of energy contributes to green-house effect?
- A. Natural gas
- B. Nuclear
- C. Wind
- D. Solar
