IGCSE /Grade 9
Science MCQ Based On Contribution of scientists
Our free online Science test quiz for Grade 9, IGCSE will assist you to improve your Science skills on every concept in a fun interactive way.
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IGCSE Grade 9 Science Contribution of scientists
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Periodic table and elements
This is part of salts
Elements atomic mass
Pioneer of radioactivity
He is the father of nuclear physics
Electron was discovered by?
The properties of elements.
He also discovered the periodic law and he is a chemist
He is a Nobel prize winner.
He proposed quantum mechanics
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