EASY
9th CBSE
IMPORTANT
Earn 100

The charge on a proton in coulombs is: 

50% studentsanswered this correctly

Important Questions on Structure of Atom

EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 9
The charge on an electron in coulombs is:
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 10
The mass of proton in atomic mass unit is:
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 11
The mass of a neutron in atomic mass unit is:
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 12
An electron is lighter than proton by: 
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 13
Which is the incorrect statement?
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 14
Neutron was discovered by: 
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 15
The scientist who suggested the existence of neutron before it was discovered is:
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 16
Which is the incorrect statement?