Chemistry Questions

Q:

Which group in the modern periodic table contains elements that are inert gases? 

 

A) Group 16    B) Group 18 
C) Group 17  D) Group 15
 
Answer & Explanation Answer: B) Group 18 

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

1 32481
Q:

In which of the following, functional group isomerism is not possible?

 

A) Alcohols B) Aldehydes
C) Alkyl halides D) Cyanides
 
Answer & Explanation Answer: C) Alkyl halides

Explanation:

The haloalkanes (also known as halogenoalkanes or alkyl halides) are a group of chemical compounds derived from alkanes containing one or more halogens.Halogens can’t form more than one bond in the context of common organic compounds and can’t form multiple bonds to carbon.

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 32382
Q:

Isotopes of an element have ______.

 

A) Same physical properties B) Different chemical properties
C) Different number of neutrons D) Different atomic number
 
Answer & Explanation Answer: C) Different number of neutrons

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 32308
Q:

Milk of Magnesia is used as a 

 

A) Laxative  B) Pain killer 
C) Sedative  D) Antibiotic
 
Answer & Explanation Answer: A) Laxative 

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 32293
Q:

Which type of reaction occurs when carbon burns in oxygen to give carbo dioxide?

 

A) Addition reaction B) Substition reaction
C) Combustion reaction D) Decomposition reaction
 
Answer & Explanation Answer: C) Combustion reaction

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 32251
Q:

Who first discovered the every eighth element had properties similar to that of the first?

 

A) Newlands B) Moseley
C) Dobereiner D) Mendeleev
 
Answer & Explanation Answer: A) Newlands

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 32094
Q:

Which of the following is used in making perfumes as well as flavouring agents?

 

A) Esters B) Ethanol
C) Methanol D) Ethanoic acid
 
Answer & Explanation Answer: A) Esters

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

4 32078
Q:

Which of the following statement(s) about acids is/are CORRECT ?
 
I. They change the color of red litmus to blue.
II. They change the color of blue litmus to red.
III. They have pH value less than 7.
 

A) Only I and III B) Only II and III
C) Only I D) Only II
 
Answer & Explanation Answer: B) Only II and III

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 32064