Chemistry, asked by madeshbolt, 4 months ago

How many periodic are there in the modern periodic table of elements? ​

Answers

Answered by radha3858
3

Answer:

118 Elements...........

Answered by ParikshitPulliwar
8

Answer: There are 18 groups and 7 periods in the modern periodic table. (a) The atomic size and metallic character of elements increase down a group. (b) The atomic size and metallic character of elements decrease from left to right in a period.

Explanation:

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