Science Chemistry MCQ-184

General Science-Chemistry objective Questions for UPPSC, CDS, JPSC, CivilsPrelims, NDA, RBI, SSC, UPSC Exams



Power alcohol is

 
 
 
 

The explosive nitroglycerine is

 
 
 
 

Which of the following compounds is commonly used as antifreeze in automobile radiators ?

 
 
 
 

In cold countries, ethylene glycol is added in the water used in the radiators of cars during winter. This results in

 
 
 
 

The group reagent for the test of alcohols is

 
 
 
 

The most important ingredient of dynamite is

 
 
 
 

Denatured spirit is mainly used as a

 
 
 
 

Which of the following is generally present in tonics

 
 
 
 

Dynamite is prepared by mixing nitroglycerine with

 
 
 
 

Liquor poisoning is due to the presence of

 
 
 
 

An enzyme which changes maltose into glucose is known as

 
 
 
 

Methylated spirit is

 
 
 
 

IDenatured spirit is a mixture of ethyl alcohol, methyl alcohol and

 
 
 
 

The factor adversely affecting the fermentation process is

 
 
 
 

The optimum temperature for carrying out fermentation of molasses is

 
 
 
 

A fruity smell is obtained by the reaction of ethanol with

 
 
 
 

Crown ethers are

 
 
 
 

In [18] – crown -6, the number of oxygen atoms is

 
 
 
 

When ether is exposed in air for sometime, an explosive substance is produced, the substance is

 
 
 
 

Epichlorohydrin is

 
 
 
 

Ether show isomerism with

 
 
 
 

At room temperature, formaldehyde is

 
 
 
 

Formalin is the commercial name of

 
 
 
 

Tollens reagent is

 
 
 
 

Schiff s reagent is