Size of an Atom


 
 
Concept Explanation
 

Size of an Atom

Atoms are extremely small—so small that we cannot see them even with powerful microscopes. The size of an atom is measured in a very tiny unit called a nanometer (nm).

.... (More Text Available, Login?)
Sample Questions
(More Questions for each concept available in Login)
Question : 1

1 nm equals to ____________.

Right Option : B
View Explanation
Explanation
Question : 2

Which of the following atom have smallest size ?

Right Option : C
View Explanation
Explanation
Question : 3

Identify the correct statement :

(a)  Hydrogen atom is the smallest atom

(b)  Radius of Hydrogen atom is 10 nm.

(c)  1/109 m equals to  1mm.

(d)  1 nm equals to 10-9 m.

Right Option : D
View Explanation
Explanation
 
 


Students / Parents Reviews [20]