Class 7 Science MCQs - Chapter 2

Atoms and Atom Model Multiple Choice Questions PDF Download - 17

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The e-Book Atoms and atom model Multiple Choice Questions and Answers (MCQs), atoms and atom model MCQ Quiz PDF download, test 17 to study free class 7 science online courses. Practice Atoms and Elements MCQs PDF, atoms and atom model quiz questions and answers to study online homeschool courses. The Atoms and Atom Model MCQs App Download: Free learning app for atoms and elements, science and radioisotopes, electrons and shells, covalent bonds, mass number and isotopes test prep for online education programs.

The Multiple Choice Question (MCQ Quiz): As there are same number of electrons and protons in an atom, atomic number can also be called; "Atoms and Atom Model" App Download (Free) with answers proton number, electron number, nucleon number and mass number to study online homeschool courses. Solve atoms and elements quiz questions, download Google eBook (Free Sample) for online elementary school.

Atoms and Atom Model Questions & Answers PDF Download: MCQ Quiz 17

MCQ 81: As there are same number of electrons and protons in an atom, atomic number can also be called

A) electron number

B) proton number

C) nucleon number

D) mass number

MCQ 82: Unstable atoms break up into

A) electrons and protons

B) smaller atoms

C) neutrons and protons

D) subatomic particles

MCQ 83: In a drawing of atom, shells are indicated by

A) rectangles

B) squares

C) circles

D) triangles

MCQ 84: Diatomic gases such as nitrogen, oxygen and chlorine have

A) covalent bonding between their atoms

B) dative bonding between their molecules

C) metallic bonding between their elements

D) strong bonding between their atom

MCQ 85: All three isotopes of carbon are combined with oxygen to form

A) carbon monoxide

B) carbon dioxide

C) carbon trioxide

D) carbon tetroxide

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Atoms and Atom Model Multiple Choice Questions PDF Download - 17

Atoms and Atom Model Questions & Answers PDF Download: MCQ Quiz 17

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