Class 7 Science MCQ e-Book PDF | Atoms and Atom Model App Download
Class 7 Science Entrance Exam: Practice Test 6 (Chapter 1)
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The Atoms and atom model Multiple Choice Questions (MCQ Quiz) with Answers PDF (Atoms and Atom Model MCQ PDF e-Book) download Ch. 1-6 to learn Class 7 Science Course. Study Science and Radioisotopes Multiple Choice Questions and Answers (MCQs) PDF, Atoms and Atom Model Quiz Questions and Answers for online certificate programs. The Class 7 Science MCQ App Download: Free Atoms and Atom Model App to learn science and radioisotopes, mass number and isotopes, atoms and discovery, electrons and shells, valencies and valency table test prep for free online classes.
The MCQs: The isotope of uranium (Uranium-238) contains; "Atoms and Atom Model" App (Android, iOS) with answers: 142 neutrons, 141 neutrons, 146 neutrons, and 149 neutrons for online certificate programs. Practice Science and Radioisotopes MCQ Questions, download Apple Book (Free Sample) for distance education.
The isotope of uranium (Uranium-238) contains
As neutrons have electrical charge, they do not effect
The theory about atom was first put forward by a Greek philosopher
Electrons revolve around the nucleus as fast as
If hydrogen forms only one bond, then the valency of hydrogen is
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