MEDIUM
9th CBSE
IMPORTANT
Earn 100

The symbol of proton is:

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Important Questions on Structure of Atom

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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 6
The symbol of neutron is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 7
If an atom of an element has 2 protons and 2 electrons, it will have: 
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 8
The charge on a proton in coulombs is: 
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 9
The charge on an electron in coulombs is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 12
An electron is lighter than proton by: 
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 14
Neutron was discovered by: 
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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:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4A>Q 16
Which is the incorrect statement?