Except Helium, all noble gases have how many electrons in the outermost shell?
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'Group of Monuments' at Mahabalipuram one of the 'UNESCO World Heritage Site' founded by the Pallava Kings is in ____ district of ____.
Which north-eastern state of India has signed up to host the 39th National Games in the year 2022?
Which of the following is done at a Stock Exchange ?
Which of the following is a CORRECT statement?
The maximum number of electrons that can be accommodated in a shell is indicated by the formula
In which direction does the tail of a comet point toward?
The ____ of a substance is defined as the mass per unit volume.