IGCSE A Level Chemistry MCQs - Chapter 9

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

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The Electrons in Atoms Trivia 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 Trivia 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 Kindle e-Book (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

[Ar]2d⁵,4s¹
[Ar]2d⁴,4s²
[Ar]2d⁵,4s²
[Ar]2d⁴,4s¹

MCQ: 7

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

attraction
repulsion
polarity
conductivity

MCQ: 8

The magnitude of ionization energy depends upon

number of positive charges
shielding effect increases
spin pair repulsion
all of above

MCQ: 9

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

deflected
reflected
paired
charged

MCQ: 10

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

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