World Languages, asked by hukumbhandari431, 7 months ago

how many periods are there in the modern periodic table

Answers

Answered by chms2005

2

Good morning!!
There are 7 periods and 18 rows in modern periodic table
Pls mark as brainliest if it’s helpful

Answered by sunithabalajib

2

Answer:

7 periods and 18 groups

Thankyou

Hope it's helpful to you

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