Class 7 Online Courses

Chapter 2: Class 7 Science Exam Tests

Class 7 Science MCQs - Chapter 2

Atoms and Atom Model Multiple Choice Questions PDF Download - 25

The e-Book Atoms and atom model Multiple Choice Questions and Answers (MCQs), atoms and atom model MCQ Quiz PDF, test 25 to study online class 7 science certificate courses. Practice Atoms and Elements MCQs PDF, atoms and atom model quiz questions and answers to study homeschool online courses. The Atoms and Atom Model MCQs App Download: Free learning app for atoms and elements, electron levels, uses of radioisotopes, valencies and valency table, ions and bonding test prep for online learning.

The Multiple Choice Question (MCQ Quiz): Number of elements discovered yet, is; "Atoms and Atom Model" App Download (Free) with answers 107, 100, 110 and 117 to study homeschool online courses. Solve atoms and elements quiz questions, download Google eBook (Free Sample) for distance learning.

Atoms and Atom Model Questions & Answers PDF Download: MCQ Quiz 25

MCQ 121: The number of elements discovered yet, is

A) 100
B) 107
C) 110
D) 117

MCQ 122: The symbol of "Beryllium" is

A) Na
B) Li
C) Ba
D) Be

MCQ 123: Radioisotopes can also be traced

A) inside human body
B) 10,000 kilometers underground
C) in feces of animals
D) in plants

MCQ 124: The valency of inert of rare gases is

A) 8
B) 10
C) 0
D) 5

MCQ 125: If we remove electron from the outer shell, the atom turns

A) negative
B) positive
C) neutral
D) anti negative

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Atoms and Atom Model App (Android & iOS)

Atoms and Atom Model App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)