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Questions and Answers
What is the basis for periodic classification of elements?
What is the basis for periodic classification of elements?
- Number of electron shells and orbital shapes
- Atomic mass and number of isotopes
- Valence electrons and ionization energy
- Atomic number and electronic configuration (correct)
How are elements with Z >100 named according to IUPAC nomenclature?
How are elements with Z >100 named according to IUPAC nomenclature?
- Unnilennium, Unnilquadium, Unnilhexium, etc. (correct)
- Transuranic element 101, Transuranic element 102, Transuranic element 103, etc.
- Hypermetallic element 101, Hypermetallic element 102, Hypermetallic element 103, etc.
- Superheavy element 101, Superheavy element 102, Superheavy element 103, etc.
What is the relationship between ionization enthalpy and metallic character?
What is the relationship between ionization enthalpy and metallic character?
- Ionization enthalpy and metallic character are unrelated properties
- Inverse relationship: higher ionization enthalpy, lower metallic character (correct)
- Direct relationship: higher ionization enthalpy, higher metallic character
- No relationship between ionization enthalpy and metallic character
What are the main characteristics of elements classified in the f block?
What are the main characteristics of elements classified in the f block?
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What is the significance of the Periodic Law in the development of the Periodic Table?
What is the significance of the Periodic Law in the development of the Periodic Table?
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