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प्रश्न
Define the term Valence shell.
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उत्तर
The outermost shell of an atom is known as its valence shell.
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संबंधित प्रश्न
Write true or false for the following statement
The central pad of the atom is called nucleus.
Define the term Atomic number.
What are the two main parts of which an atom is made of?
FILL IN THE BLANK
In an atom, the last shell containing electrons is called its..................shell.
WRITE SHORT ANSWER
What is the charge on a neutron ?
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
Name the negatively charged particle present in the atoms of all the elements.
Fill in the blank of the following statement :
The electron has _________ charge, the proton has _________ charge, and the neutron has _________ charge.
Which of the following statement is always correct?
