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Questions and Answers
What is the tendency of an atom in a molecule to attract shared pair of electrons towards itself known as?
What is the tendency of an atom in a molecule to attract shared pair of electrons towards itself known as?
- Ionization potential
- Electronegativity (correct)
- Non-metallic character
- Metallic character
Which of the following elements is NOT an alkali metal?
Which of the following elements is NOT an alkali metal?
- Li
- K
- Mg (correct)
- Na
What happens when alkali metals react with water?
What happens when alkali metals react with water?
- They form hydrogen gas and heat (correct)
- They lose one or more electrons on heating
- They gain one or more electrons to attain an octet of electrons
- They form stable binary compounds
Which property of an atom increases from top to bottom in a Group?
Which property of an atom increases from top to bottom in a Group?
Which physical property is NOT characteristic of alkali metals?
Which physical property is NOT characteristic of alkali metals?
Which law states that physical and chemical properties of elements are periodic functions of their atomic numbers?
Which law states that physical and chemical properties of elements are periodic functions of their atomic numbers?
How many periods are there in the Modern Periodic Table?
How many periods are there in the Modern Periodic Table?
What is the common name for the elements in the Zero Group of the Periodic Table?
What is the common name for the elements in the Zero Group of the Periodic Table?
What happens to the number of shells on moving down a given group in the Periodic Table?
What happens to the number of shells on moving down a given group in the Periodic Table?
What property is described as the distance between the centre of the nucleus and the outermost shell of an atom?
What property is described as the distance between the centre of the nucleus and the outermost shell of an atom?
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