Class 7 Science MCQs - Chapter 1
Atoms and Atom Model Trivia Questions & Answers PDF Download - 24
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The Atoms and atom model Trivia Questions and Answers PDF (atoms and atom model Quiz Answers PDF e-Book) download Ch. 1-24 to study Grade 7 Science Course. Practice Ionic Bonds MCQ PDF, Atoms and Atom Model Quiz Questions and Answers to learn distance learning courses. The Atoms and Atom Model Trivia App Download: Free certification app for ionic bonds, uses of radioisotopes, mass number and isotopes, atoms and elements test prep for online classes.
The Trivia MCQ: When the transfer of electrons takes place, the sodium and chlorine atoms turn into; "Atoms and Atom Model" App APK Download with answers: Electrons and protons; Ions; Positrons and negatrons; Neutrons and photons; to learn distance learning courses. Practice Ionic Bonds MCQ Questions, download Kindle eBook (Free Sample) for online school and college.
Atoms and Atom Model Test Questions and Answers PDF Download: MCQ 24
When the transfer of electrons takes place, the sodium and chlorine atoms turn into
- ions
- electrons and protons
- positrons and negatrons
- neutrons and photons
The activity of organs in a human body can be studied by
- injected medicines in the body
- injected chip in human body
- injected radioisotope in human body
- injected monitors in the body
In element Uranium-235, the combined number of neutrons and protons is
- 92
- 235
- 35
- 200
'Chlorine' becomes an anion because
- it loses a proton
- it gains a proton
- it loses an electron
- it gains an electron
A material which is made up of one type of atom is known as
- element
- compound
- mixture
- molecule
Class 7 Science Mock Tests
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