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प्रश्न
Name the three fundamental particles of an atom.
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उत्तर
The three fundamental particles of an atom are electron proton and neutron.
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संबंधित प्रश्न
Write true or false for the following statement
The central pad of the atom is called nucleus.
Give the following a suitable word/phrase
The sub-atomic particle with negative charge and negligible mass.
State whether the following statement is true or false :
The anode rays obtained from all the gases consist of positively charged particles called protons.
Why is an atom neutral inspite of the presence of charged particles in it?
Which of the following statement is always correct?
Name the sub-atomic particle whose charge is 0.
Define the term Valence shell.
Explain in brief – Goldstein’s experiment which led to the discovery of the proton.
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.
Select the correct answer from the choice in the bracket to complete the sentence:
An element ‘X’ has six electrons in its outer or valence shell. Its valency is __________.
