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Grade 9 Atoms & Elements Worksheet
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Atoms & Elements
Grade 9 · Science
- 1.What number on the periodic table tells you the number of protons?Â
- 2.Which particle in an atom has a positive charge?Â
- 3.Where are protons and neutrons located in an atom?Â
- 4.Which particle in an atom has a negative charge?Â
- 5.What is the smallest unit of an element that retains its properties?Â
- 6.What are the three main particles found in an atom?Â
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