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प्रश्न
Draw a neat labelled diagram representing an atom. Name the three sub-atomic particles in the atom and represent them symbolically showing the mass and charge of each. State where the sub-atomic particles are present in the atom.
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उत्तर
Sub-atomic particles are:
- Electrons \[\ce{_-1e}\] – present in orbit around the nucleus
- Proton \[\ce{^1_1P}\] – in nucleus
- Neutrons \[\ce{^1_2n}\] – in nucleus
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संबंधित प्रश्न
Fill in the blank
Neutrons are .......................... particles having mass equal to that of protons.
Explain the rule with example according to which electrons are filled in various energy levels
What are the two main parts of which an atom is made of?
WRITE SHORT ANSWER
What do you mean by electron transition?
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium atom ?
Fill in the blank of the following statement :
The electron has _________ charge, the proton has _________ charge, and the neutron has _________ charge.
Compare a proton and a neutron in respect of mass and charge.
The particle not present in an ordinary hydrogen atom is :
Define the term Mass number.
Select the correct answer from the choice in the bracket to complete the sentence:
A ________ is a sub-atomic particle with no charge and unit mass.
