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Questions and Answers
Which concept led to the development of the Periodic Table?
Which concept led to the development of the Periodic Table?
- Grouping elements by their valence
- Grouping elements by their properties (correct)
- Grouping elements by their electronic configuration
- Grouping elements by their atomic number
What is the basis for periodic classification of elements?
What is the basis for periodic classification of elements?
- Atomic mass
- Atomic number (correct)
- Valence electrons
- Electronegativity
What are the main characteristics of s-block elements?
What are the main characteristics of s-block elements?
- Have completely filled d orbitals
- Highly reactive
- Located in the middle of the periodic table
- Good conductors of heat and electricity (correct)
What is the relationship between ionization enthalpy and metallic character?
What is the relationship between ionization enthalpy and metallic character?
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What is the valence of an element?
What is the valence of an element?
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