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Question
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
Options
True
False
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Solution
false
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Multiple Choice Questions
number of valence electrons present in magnesium is
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
TRUE \ FALSE
Electrons are present in the nucleus.
WRITE SHORT ANSWER
What do you mean by electron transition?
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 and a proton in respect of mass and charge.
State its one drawback of Rutherford’s atomic model.
State how electrons are distributed in an atom. Explain in brief the rules which govern their distribution.
Select the correct answer from the choice in the bracket to complete the sentence:
Magnesium atom with electronic configuration 2, 8, 2 achieves stable electronic configuration by losing two electrons, thereby achieving stable electronic configuration of the nearest noble gas _______.
