0
Q:

Water always contains hydrogen and oxygen in the ratio 1:8 by weight.This is in accordance with the 

A) Law of Multiple Proportions B) Law of Definite Proportion
C) Law of Conservation of mass D) Law of Reciprocal Proportions

Answer:   B) Law of Definite Proportion



Explanation:

The Law of Definite Proportion states that the same compound, wherever found or however made, always contains the same elements combined together in the same fixede ratio by weight.

Subject: Chemistry
Q:

Which of the following is used to remove the green colour from glass?

 

A) Manganese dioxide B) Sulphur dioxide
C) Titanium dioxide D) Silicon dioxide
 
Answer & Explanation Answer: A) Manganese dioxide

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

5 4955
Q:

Which of the following statement(s) is/are CORRECT?

 

I. Carbon compounds linked by only single bond are called saturated compounds.

II. Carbon compounds having double or triple bonds are called unsaturated compounds.

III. Saturated carbon compounds are more reactive than unsaturated carbon compounds.

 

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

1 4313
Q:

What is the maximum number of electrons that the  outermost shell can have?

 

A) 2 B) 6
C) 8 D) none
 
Answer & Explanation Answer: C) 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

4 5284
Q:

The first electron shell which is the nearest to the nucleus never holds more than 'n' electrons, where 'n' is equal to:

 

 

A) 8 B) 4
C) 6 D) 2
 
Answer & Explanation Answer: D) 2

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

3 1000
Q:

What is the atomic mass of Zirconium?

 

A) 91.22 B) 89.22
C) 88.22 D) 90.22
 
Answer & Explanation Answer: A) 91.22

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 6533
Q:

How many types of isotopes does Scandium have?

 

A) 9 B) 7
C) 10 D) 13
 
Answer & Explanation Answer: D) 13

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 5783
Q:

Which of the following has the lowest melting point?

 

A) Zinc B) Silver
C) Lead D) Tin
 
Answer & Explanation Answer: D) Tin

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

9 8426
Q:

What is the bond angle (in degrees) in the structure of a benzene molecule?

 

A) 60   B) 150  
C) 90   D) 120
 
Answer & Explanation Answer: D) 120

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

3 7092