Chemistry Class-11: Chapter –2. Structure of Atom – Part-7
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IV. Matching Type
In some of the following questions, one option of left column may be correlated to more than one option in the right column.
Question: 42
Match the following species with their corresponding ground state electronic configuration.
Atom / Ion | Electronic configuration | ||
(i) |
| (a) |
|
(ii) |
| (b) |
|
(iii) |
| (c) |
|
(iv) |
| (d) |
|
(e) |
|
Answer:
Question=43
Match the quantum numbers with the information provided by these.
Quantum number | Information | ||
(i) | Principal quantum number | (a) | Orientation of the orbital |
(ii) | Azimuthal quantum number | (b) | Energy and size of orbital |
(iii) | Magnetic quantum number | (c) | Spin of electron |
(iv) | Spin quantum number | (d) | Shape of the orbital |
Answer:
Question=44
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. |
Answer:
Question: 45
Match the following
(i) | X-rays | (a) |
|
(ii) | UV | (b) |
|
(iii) | Long radio waves | (c) |
|
(iv) | Microwave | (d) |
|
Answer:
Question=46
Match the following
(i) | Photon | (a) | Value is 4 for N shell |
(ii) | Electron | (b) | Probability density |
(iii) |
| (c) | Always positive value |
(iv) | Principal quantum number n | (d) | Exhibits both momentum and wavelength |
Answer:
Question=47
Match species given in Column I with the electronic configuration given in Column II.
Column I | Column II | ||
(i) |
| (a) |
|
(ii) |
| (b) |
|
(iii) |
| (c) |
|
(iv) |
| (d) |
|
(e) |
|