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प्रश्न
Name the sub-atomic particle whose charge is 0.
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उत्तर
Neutron
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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.
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 electrons present in the outermost shell.
Multiple Choice Questions
number of valence electrons present in magnesium is
Define the term Atomic number.
TRUE \ FALSE
Electrons are present in the nucleus.
WRITE SHORT ANSWER
What is an atom?
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium 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 __________.
