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Indian Navy SSR (Sailor) Class9 Atom Structure — practice questions — page 2

Explore 31 free Class9 Atom Structure questions in Indian Navy SSR (Sailor) Chemistry. Open each question or exercise to read its content, reference answers and available explanation.

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Class9 Atom Structure questions and exercises with answers

Showing questions 31–31 of 31.

Complete the two filling rulesRead the answer and worked solution →

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Complete the two filling rules

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Missing parts
  1. Answer
    Pauli exclusion
    Choices
    1. Pauli exclusion
    2. Heisenberg
    3. Aufbau
  2. Answer
    Hund's
    Choices
    1. Hund's
    2. Bohr's
    3. Dalton's
  3. Answer
    singly
    Choices
    1. singly
    2. doubly
    3. never
Complete the statement
The {0} principle says no two electrons in an atom may share the same set of four quantum numbers. {1} rule says pairing does not begin until every orbital of the subshell is {2} occupied.
Both rules together produce the electronic structure of the atom. Source: syllabus Chemistry Part I, Ch 2 Structure of Atom.

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