___ is the number of shells for elements of the 3rd period.
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Which State is called the ' Cradle of Buddhism '?
Select the missing term based on the given related pair.
The source of energy of the sun is
The transformation of Hydrogen atoms into Helium atoms with an emission of vast amount of energy is called nuclear fusion which is the source of energy for the Sun.
In Indian Parliament, under which condition a house can declare the seat of a member vacant?
Which of the following regions receives rainfall throughout the year?
What will come in place of the question mark (?) in the following number series?
17, 98, 26, 89, 35, ?
1. Ans. A.98 = 17 + 8126 = 98 – 7289 = 26 + 6335 = 89 – 54? = 35 + 45, i.e. ? = 80
Generally covalently bonded molecules ______.
I. have high boiling and melting point as compare to ionically bonded molecules
II. poor conductors of electricity
III. have weak intermolecular force