Sielent features of periodic table
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Silent features of Periodic Table are
1) It has 18 groups and 7 periods
2) It is divided into four blocks s, p, d and f
3) 1 group is called alkali metals, 2 group is called alkaline earth metals, 19 group is called
helogen group and 18 group is called nobel gases group or inert gases group
1) It has 18 groups and 7 periods
2) It is divided into four blocks s, p, d and f
3) 1 group is called alkali metals, 2 group is called alkaline earth metals, 19 group is called
helogen group and 18 group is called nobel gases group or inert gases group
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