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Electrons in Atoms MCQ App Download | IGCSE A Level Chemistry PDF e-Book

IGCSE A Level Chemistry Entrance Tests: Practice Test 2 (Chapter 9)

Electrons in Atoms Multiple Choice Questions (MCQ) PDF Download - 2

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The Electrons in Atoms Notes Questios and Answers PDF (Electrons in Atoms Quiz Answers PDF e-Book) download Ch. 9-2 to study IGCSE A Level Chemistry Course. Solve Electronic Configurations MCQs, Electrons in Atoms quiz answers PDF to study IGCSE GCE certificate courses. The Electrons in Atoms Notes App Download: Free IGCSE A Level Chemistry App to learn ionization energy, periodic table ionization energies career test for best online SAT prep class.

The Quiz: Electronic configuration of chromium is; "Electrons in Atoms" App APK Download [Free] with answers: [ar]2d4,4s2, [ar]2d5,4s1, [ar]2d5,4s2, and [ar]2d4,4s1 to study IGCSE GCE certificate courses. Practice Nucleophilic Substitution Reactions Quiz Questions, download Kobo eBook (Free Sample) to study IGCSE GCE certificate courses.

Electrons in Atoms Test Questions and Answers PDF Download: MCQ 2

MCQ: 6

The electronic configuration of chromium is

  1. [Ar]2d5,4s1
  2. [Ar]2d4,4s2
  3. [Ar]2d5,4s2
  4. [Ar]2d4,4s1
MCQ: 7

Electrons occupy separate orbital within the same sub-shell to reduce

  1. attraction
  2. repulsion
  3. polarity
  4. conductivity
MCQ: 8

The magnitude of ionization energy depends upon

  1. number of positive charges
  2. shielding effect increases
  3. spin pair repulsion
  4. all of above
MCQ: 9

Whenever there is no empty orbital is available within sub-shell, electrons are

  1. deflected
  2. reflected
  3. paired
  4. charged
MCQ: 10

There is less attraction between the fifth electron of Boron and nucleus, hence that electron resides in

  1. 1s
  2. 2p
  3. 3s
  4. 4d

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