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4 cards from this section. Quick, good the night before a test.
What does the Modern Periodic Law state?
Think about how elements are organized in the periodic table.
Who proposed the Modern Periodic Law?
He was instrumental in re-defining the periodic classification.
What principle is the Modern Periodic Law based on?
Think about how elements are arranged in the table.
True or False: Mendeleev's periodic table accurately predicted all properties of elements.
Consider what challenges he faced in his classification.
An element has an atomic number of 12. Identify its group and period and predict its reactivity compared to elements in Group 1.
Refer to the periodic trends for reactivity.
Consider an element in Group 17 but in Period 4. Discuss its properties and possible applications.
Think about typical properties of halogens.
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