10 Questions
What is the tendency of an atom in a molecule to attract shared pair of electrons towards itself known as?
Electronegativity
Which of the following elements is NOT an alkali metal?
Mg
What happens when alkali metals react with water?
They form hydrogen gas and heat
Which property of an atom increases from top to bottom in a Group?
Electron affinity
Which physical property is NOT characteristic of alkali metals?
High melting points
Which law states that physical and chemical properties of elements are periodic functions of their atomic numbers?
The Modern Periodic Law
How many periods are there in the Modern Periodic Table?
7 Periods
What is the common name for the elements in the Zero Group of the Periodic Table?
Noble Gases
What happens to the number of shells on moving down a given group in the Periodic Table?
It increases by one
What property is described as the distance between the centre of the nucleus and the outermost shell of an atom?
Atomic Size or Atomic Radius
Learn the key concepts of the modern periodic table, including the arrangement of elements, periodic properties, and the modern periodic law. Dive into the information about chemical behavior, masses, compositions, and structures of atoms of elements.
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