Self Studies

The p-Block Ele...

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  • Question 1
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    White fumes appear around the bottle of anhydrous aluminium chloride.Why?

  • Question 2
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    Aluminium when exposed to air protects itself from further attack by

  • Question 3
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    The relative stability of +1 oxidation state progressively increases for heavier elements. Choose one of the following haing most stable +1 oxidation state.

  • Question 4
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    Which of the following p-block elements in group 13 could exist in liquid state during summer

  • Question 5
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    One of the following p-block elements has unusually low melting point

  • Question 6
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    Boron forms only covalent compounds and not +3 ions because

  • Question 7
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    As we move from B to Al in the p-block elements the sum of the first three ionisation enthalpies

  • Question 8
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    Inert pair effect of p-block elements is due to the

  • Question 9
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    The sum of the s and p-electrons is called

  • Question 10
    1 / -0

    The variation in properties in a group of p-block of elements is due to

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