Name the following: 13
1) The most reactive non-metal.*
2) The atom having the smallest atomic mass.*
3) Two elements having valency 4.*
4) The family of metals having valency two.*
5) Nonmetals in the third period.*
6) The noble gas with the smallest atomic radius.*
7) The atom having the smallest size.*
8) The family of metals having valency one.*
9) The group with valency zero.*
10) The period with electrons in the shells K, L and M.*
11) The most electronegative atom.*
12) The metalloids in the second and third periods.*
13) The family of nonmetals having valency one.*
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