NCERT Solutions for Chapter: Structure of Atom, Exercise 1: Matching Type

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NCERT Chemistry Solutions for Exercise - NCERT Solutions for Chapter: Structure of Atom, Exercise 1: Matching Type

Attempt the practice questions on Chapter 2: Structure of Atom, Exercise 1: Matching Type with hints and solutions to strengthen your understanding. NCERT Exemplar Chemistry - Class 11 solutions are prepared by Experienced Embibe Experts.

Questions from NCERT Solutions for Chapter: Structure of Atom, Exercise 1: Matching Type with Hints & Solutions

EASY
11th CBSE
IMPORTANT

Match the following species with their corresponding ground state electronic configuration.

Atom/Ion Electronic Configuration
(i) Cu (a) 1s22s22p63s23p63d10
(ii) Cu2+ (b) 1s22s22p63s23p63d104s2
(iii) Zn2+ (c) 1s22s22p63s23p63d104s1
(iv) Cr3+ (d) 1s22s22p63s23p63d9
    (e) 1s22s22p63s23p63d3

 

EASY
11th CBSE
IMPORTANT

Match the quantum numbers with the information provided by these.

Quantum Number Information Provided
(a) Principal quantum number (p) orientation of the orbital
(b) Azimuthal quantum number (q) energy and size of orbital
(c) Magnetic quantum number (r) spin of electron
(d) Spin quantum number (s) shape of the orbital

 

MEDIUM
11th CBSE
IMPORTANT

Match the following rules with their statements :

Rules Statements
(i) Hund’s Rule (a) No two electrons in an atom can have the same set of four quantum numbers.
(ii) Aufbau Principle (b) Half-filled and completely filled orbitals have extra stability.
(iii) Pauli Exclusion Principle (c) Pairing of electrons in the orbitals belonging to the same subshell does not take place until each orbital is singly occupied
(iv) Heisenberg’s Uncertainty Principle (d) It is impossible to determine the exact position and exact momentum of a subatomic particle simultaneously
    (e) In the ground state of atoms, orbitals are filled in the order of their increasing energies

MEDIUM
11th CBSE
IMPORTANT

Match the following:

(i) X-rays (a) v=100-104Hz
(ii) UV (b) v=1010Hz
(iii) Long radio waves (c) v=1016Hz
(iv) Microwave (d) v=1018Hz

EASY
11th CBSE
IMPORTANT

Match the following

(i) Photon (a) Value is 4 for N shell 
(ii) Electron (b) Probability density
(iii) ψ2 (c) Always positive value
(iv) Principal quantum number n (d) Exhibits both momentum and wavelength

EASY
11th CBSE
IMPORTANT

Match species given in Column I with the electronic configuration given in Column II.

Column I Column II
(i) Cr (a) [Ar]3d84s0
(ii) Fe2+ (b) [Ar]3d104s1
(iii) Ni2+ (c) [Ar]3d64s0
(iv) Cu (d) [Ar]3d54s1
    (e) [Ar]3d64s2