p-Block Elements
p-Block Elements: Overview
This topic discusses the physical and chemical properties and the trends in reactivity of the elements of p-block. It also discusses the preparation techniques, structure, properties and uses of some important elements of this block and their derivatives.
Important Questions on p-Block Elements
Which electron configuration represent elements in the p-block?
The general electronic configuration of p-block elements is
Write the general electronic configuration of p-block elements.
The first member of each group of -block elements shows anomalous behaviours.
Why boron forms , where as aluminium forms ?
The first member of each group of -block elements shows anomalous behaviours. Give reasons.
What is the maximum oxidation state of gallium and selenium respectively are
What is the maximum oxidation state of Antimony?
What is the maximum oxidation state of a p-block element?
The oxide, which is neither acidic nor basic is
Non-metallic character _____ down the group.
The oxides of nonmetal which is neutral is
The orange solid on heating gives a colourless gas and a green solid which can be reduced to metal by aluminium powder. The orange and the green solids are, respectively,
The existence of a lower oxidation state than the group oxidation state of group and elements is explained on the basis of _____ effect. (inert pair / screening)
Explain why the first member of each of the groups of representative elements exhibits anomalous properties.
What is the general configuration and common oxidation states of group elements?
In aluminates, the co-ordination number of is:
The most stable oxidation state of aluminium is _____ while that of thallium is _____.
Why is ammonia more basic than phosphine?
An element belongs to fourth period and fifteenth group of the periodic table. Which one of the following is true regarding the outer electronic configuration of ?
