iOtOs tRe statement or answers the 1) How many orbitals are there in a sublevel

Question

iOtOs tRe statement or answers the 1) How many orbitals are there in a sublevel if the principal quantum number is equal to 37 a) 1 b)3 c) S d) 7 e) 9 2) The magnetic quantum number m, is best associated with a) The energy of the orbital b) The number of orbitals in a sub-energy level c) The shape of the orbital d) Hund's rule e) Pauli exclusion principle 3) In a single atom, what is the maximum number of electrons which can have quantum number n 4 a) 16 b) 18 c) 32 d) 36 e) None of these is correct 4) The maximum number of electrons that occupy the 5d orbitals is a) 2 b) 5 c) 10 d) 14 e) 25 5) The concept that no two electrons in an atom can have the same set of four quantum numbers is called a) The Pauli exclusion principle b) The Heisenberg principle c) Hund's rule d) The uncertainty principle e) The Broglie's dual nature of matter concept 6) What is the maximum number of electrons that can occupy a single 5f orbital? a) 1 b) 2 c) 6d) 10 e) 14 7) Which atom has the most unpaired electrons in its ground state electronic configuration b) P c) K d) S e) I a) B

Explanation / Answer

1)

For given n, number of orbital = n^2

here n=3

So,

number of orbitals = n^2

= 3^2

= 9

Answer: e

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