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Unit 2
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Atoms are made of sub-atomic particles. What does the red sub-atomic particle represent?
Proton
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Atoms are made of sub-atomic particles. What does the black sub-atomic particle represent?
Electron
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Following shows the atomic number and relative atomic mass number of Krypton. What does the value '36' represent?
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Following shows the atomic number and relative atomic mass number of Krypton. What does the value '83.80' represent?
Relative Atomic Mass number (Molar mass)
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Atoms are made of sub-atomic particles. What does the green sub-atomic particle represent?
Neutron
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