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Unit#10: Hydroxy Compounds

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Question 1 of 20 0% read

1. Ethanol is manufactured by fermentation of:

A Ethene
B Glucose
C Methane
D Starch only

2. Which alcohol is poisonous and not used in drinks?

A Ethanol
B Methanol
C Propanol
D Butanol

3. Which microorganism is used in fermentation of ethanol?

A Bacteria
B Yeast
C Virus
D Algae

4. Which reaction represents combustion of ethanol?

A C2H5OH → C2H4 + H2O
B C2H5OH + O2 → CO2 + H2O
C C2H5OH → CH3COOH
D C2H5OH + HCl → C2H5Cl

5. Bioethanol is considered renewable because it is made from:

A Coal
B Petroleum
C Plants
D Minerals

6. Alcohol affects daily life mainly by:

A Improving concentration
B Reducing coordination
C Increasing strength
D Improving digestion

7. Alcohol addiction is a problem related to:

A Public health
B Agriculture
C Construction
D Astronomy

8. Which alcohol is used as an antiseptic?

A Methanol
B Ethanol
C Propanol
D Butanol

9. Alcohols are good fuels because they:

A Produce smoke
B Burn incompletely
C Burn cleanly
D Do not burn

10. Alcohols are used in pharmaceutical industry to make:

A Fuels only
B Medicines and syrups
C Fertilizers
D Explosives

11. Ethanol can also be manufactured by hydration of:

A Ethane
B Ethene
C Ethyne
D Methane

12. Which compound is the simplest alcohol?

A Methanol
B Ethanol
C Propanol
D Butanol

13. Which social issue is linked with alcohol misuse?

A Air pollution
B Road accidents
C Deforestation
D Soil erosion

14. Combustion of alcohols produces:

A CO and H2
B CO2 and H2O
C SO2 and H2O
D CO2 and O2

15. Which product commonly contains alcohol?

A Perfume
B Cement
C Glass
D Steel

16. Which alcohol causes blindness if consumed?

A Ethanol
B Methanol
C Propanol
D Butanol

17. Which alcohol is widely used in laboratories as a solvent?

A Methanol
B Ethanol
C Propanol
D All of these

18. Which gas is released during fermentation?

A Oxygen
B Nitrogen
C Carbon dioxide
D Hydrogen

19. Alcohols help in perfumes mainly due to their:

A Color
B Volatility
C Hardness
D Density

20. Which raw material is commonly used for ethanol fermentation?

A Coal
B Sugarcane
C Petroleum
D Salt

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