CHEMISTRY


 
1.What is the boiling point of ethanol?    
A.100 degree C    
B.50 degree C    
C.88 degree C    
D.78 degree C
Ans. D
2.Which of the following is used as a fuel in cars along with petrol?    
A.Methane    
B.Ethane    
C.Butane    
D.Ethanol
Ans. D
3.What is formed when ethanol reacts with ethanoic acid on warming in the presence of a few drops of concentrated sulphuric acid?    
A.Ester    
B.Ethene    
C.Sodium Ethoxide    
D.Ethane
Ans. A
4.Which of the following is a use of ethanol?     
A.Manufacturing paints    
B.In cough syrups    
C.In alcoholic drinks    
D.All of the above
Ans. D
5.What is used as an antiseptic to sterilise wounds and syringes in hospitals?    
A.Propanol     
B.Ethyl alcohol    
C.Butanol     
D.Methanol
Ans. B  
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Milan Tomic

Hi. I’m Designer of Blog Magic. I’m CEO/Founder of ThemeXpose. I’m Creative Art Director, Web Designer, UI/UX Designer, Interaction Designer, Industrial Designer, Web Developer, Business Enthusiast, StartUp Enthusiast, Speaker, Writer and Photographer. Inspired to make things looks better.

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