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प्रश्न
Fill in the blank of the following statement :
The electron has _________ charge, the proton has _________ charge, and the neutron has _________ charge.
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उत्तर
An electron has negative charge, a proton has positive charge, and a neutron has no charge.
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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
Arrangement of electrons in the shells of an atom.
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
What are the observations of the experiment done by Rutherford in order to determine the structure of an atom?
FILL IN THE BLANK
The γ-rays are............................ radiations, like light.
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium atom ?
Draw the electronic configuration of the following elements clearly stating the number of neutrons and protons in their nucleus.
a. Beryllium b. Silicon
c. Chlorine d. Aluminium
e. Nitrogen
Compare an electron, a proton and a neutron in respect of their relative masses and charges.
Name the sub-atomic particle whose charge is 0.
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.
