Class 11ChemistryClassification of Elements and Periodicity in PropertiesExtended or long form of periodic table
DifficultThe elements with atomic number $117$ and $120$ are yet to be discovered. In which group would you place these elements when discovered?
- A$17, 2$
- B$16, 4$
- C$15, 3$
- D$18, 2$
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The elements with atomic numbers $Z=117$ and $Z=120$ have not yet been discovered. In which family or group would you place these elements,and what would be their expected electronic configuration?
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