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In chromyl chloride, the number of d-electrons present on chromium is same as in (Given at no. of $Ti : 22, V : 23, Cr : 24, Mn : 25, Fe : 26$ )

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Important Questions on Atomic Structure

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which is the correct order of increasing energy of the listed orbitals in the atom of titanium?

(At. No. Z =

22

)

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The orbital nearest to the nucleus is

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which of the following electron is most tightly bound to the nucleus?

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The set of quantum numbers representing the highest energy an atom is

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The electronic configuration which obeys Hund's rule for the ground state of carbon atom is

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which of the following sets of quantum numbers represents the highest energy of atom?

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Energy associated with the first orbit of

{He}^{+}

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

There are sub shells in shells around the nucleus.

Write the possible sub shells in third shell in the increasing order of energy.

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which one of the following statements is wrong?

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The total number of orbitals associated with the principal quantum number

5

is:

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

A subshell

n = 3, l = 2

can accommodate maximum of

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which statement is incorrect for the periodic classification of elements?

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The maximum nuber of electrons that can be filled in the shell with the principal quantum number

n = 3

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

If the principal quantum number

n = 6,

the correct sequence of filling of electrons will be:

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Which of the following shell have a maximum 32 electrons?

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

What is the maximum number of electrons that can be accommodated in the 'f' subshell?

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

Name the principle, which says an Orbital can hold only 2 electrons and explain.

MEDIUM

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

4 d, 5 p, 5 f

and

6 p

orbitals are arranged in the order of decreasing energy. The correct option is:

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

The maximum number of electrons that can be filled in the shell with the principal quantum number

n = 4

EASY

Science>Chemistry>Atomic Structure>Electronic Configuration of Elements

How many electrons can fit in each orbital for which

n = 3

and

l = 1

In chromyl chloride, the number of d-electrons present on chromium is same as in (Given at no. of Ti : 22, V : 23, Cr : 24, Mn : 25, Fe : 26)

Important Questions on Atomic Structure

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In chromyl chloride, the number of d-electrons present on chromium is same as in (Given at no. of $Ti : 22, V : 23, Cr : 24, Mn : 25, Fe : 26$ )