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प्रश्न
Fill in the blank
The outermost shell of an atom is known as............................
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उत्तर
The outermost shell of an atom is known as valence shell.
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संबंधित प्रश्न
Fill in the blank
Neutrons are .......................... particles having mass equal to that of protons.
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
Give the following a suitable word/phrase
Arrangement of electrons in the shells of an atom.
Multiple Choice Questions
The outermost shell of an atom is known as
Mention briefly the salient features of Dalton’s atomic theory (five points)
What are the observations of the experiment done by Rutherford in order to determine the structure of an atom?
WRITE SHORT ANSWER
What is the charge on a neutron ?
State whether the following statement is true or false :
The anode rays obtained from all the gases consist of positively charged particles called protons.
Explain in brief – Goldstein’s experiment which led to the discovery of the proton.
What is meant by the term subatomic particles?
