History of the Periodic Table
Chemistry ⇒ Atomic Structure and the Periodic Table
History of the Periodic Table starts at 8 and continues till grade 12.
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See sample questions for grade 8
Describe how the periodic table has changed since it was first created.
Describe one way the modern periodic table is different from Mendeleev's periodic table.
Explain why Mendeleev's periodic table was considered revolutionary for its time.
Explain why the discovery of noble gases required changes to the periodic table.
What is a 'period' in the periodic table?
What is the main advantage of arranging elements by atomic number rather than atomic mass?
What is the main purpose of the periodic table?
What is the name of the law that states the properties of elements are a periodic function of their atomic numbers?
What is the significance of arranging elements in groups in the periodic table?
What is the significance of the gaps Mendeleev left in his periodic table?
Which scientist arranged elements in order of increasing atomic mass and noticed repeating patterns?
