Class 7 Science MCQs - Chapter 1
Atoms and Atom Model Trivia Questions & Answers PDF Download - 16
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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. 1-16 to study Grade 7 Science Course. Practice Chemical Formulas MCQ PDF, Atoms and Atom Model Quiz Questions and Answers to learn e-learning courses. The Atoms and Atom Model Trivia App Download: Grade 7 Science Study App [Free] for chemical formulas, atoms and elements, electrons and shells, mass number and isotopes, uses of radioisotopes test prep for distance learning.
The Quiz: Iron is represented by; "Atoms and Atom Model" App APK Download with answers: fe, c, i, and ir to learn e-learning courses. Practice Chemical Formulas MCQ Questions, download Kindle eBook (Free Sample) for online teaching certification programs.
Atoms and Atom Model Test Questions and Answers PDF Download: MCQ 16
Iron is represented by
- C
- Fe
- I
- Ir
The number of protons and electrons in an atom of uranium is
- 90
- 91
- 92
- 94
Electrons are mainly
- solids
- bundle of light
- bundle of energy
- gases
Isotopes behave in different way in
- chemical reactions
- bonding
- electrical conductivity
- all of above
In radioactive decay, some isotopes release a small amount of energy which can be used to
- fire up wood
- generate electric current
- light up a bulb
- light up a whole town
Class 7 Science Mock Tests
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