The maximum number of electrons that can be accommodated in a shell is indicated by the formula
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There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?
Select the related word/letters/numbers from the given alternatives: 6 : 42 :: 12 : ?
Mechanical energy is the sum of
What is the name of the castle that was built in honour of world renowned composer Richard Wagner?
The 'Father of Indian Space Program' is
__________ scheme by the Central Government aims at providing free health checkups for pregnant women for the first 6 months of pregnancy.
June 21 marks the winter solstice in the _________ Hemisphere.