Class 9 Subjects

Grade 9 Chemistry MCQs

Grade 9 Chemistry MCQ PDF - Chapter

Structure of Atoms Quiz Questions and Answers PDF p. 3

Solve Structure of atoms quiz questions and answers, structure of atoms MCQ questions with answers PDF to solve grade 9 chemistry quiz 3 for online certification. Electronic Configuration MCQs, structure of atoms quiz questions and answers for free online classes. "Structure of Atoms Book" PDF: electronic configuration, isotopes test prep for online school courses.

"The lowest energy orbital among the following is" Multiple Choice Questions (MCQ) on structure of atoms with choices 2p, 2s, 3s, and 3p for free online classes. Practice electronic configuration quiz questions for school certificate programs for online secondary school classes.

Structure of Atoms Questions and Answers

MCQ: The lowest energy orbital among the following is

2s
2p
3s
3p

MCQ: When Uranium-238 emits α particles it decays in to

Helium
Carbon
Thorium-234
Uranium-235

MCQ: D sub-shell can accommodate maximum

2 electrons
10 electrons
14 electrons
6 electrons

MCQ: Chlorine-35 exists in nature about

0.35
0.4
0.5
0.75

MCQ: Protium has

one neutron
two neutrons
no neutron
3 neutrons