Element of group 16 (except polonium) are called chalcogens because
Updated On: Jul 6, 2022
these elements, particularly sulphur and oxygen, are present in many metallic ores, mainly as oxides and sulphides
a large number of acids contain these elements, particularly sulphur and oxygen
these elements mainly form anions
these elements exist in different allotropic forms
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Solution and Explanation
Elements of group-16 (except Po) are called chalcogens i.e. ore forming elements since these elements are present in many metallic ores in the form of oxides and sulphides.
P block elements are those in which the last electron enters any of the three p-orbitals of their respective shells. Since a p-subshell has three degenerate p-orbitals each of which can accommodate two electrons, therefore in all there are six groups of p-block elements.
P block elements are shiny and usually a good conductor of electricity and heat as they have a tendency to lose an electron. You will find some amazing properties of elements in a P-block element like gallium. It’s a metal that can melt in the palm of your hand. Silicon is also one of the most important metalloids of the p-block group as it is an important component of glass.