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प्रश्न
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
पर्याय
True
False
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उत्तर
false
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संबंधित प्रश्न
Fill in the blank
The outermost shell of an atom is known as............................
Give the following a suitable word/phrase
The sub-atomic particle with negative charge and negligible mass.
WRITE SHORT ANSWER
What is the charge on a neutron ?
WRITE SHORT ANSWER
What is the number of neutrons present in a potassium atom ?
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?
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.
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 __________.
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached.
`""_1"H"^1`, `""_0"n"^1`,`""_(-1)"e"^0`
