Which and how many groups present in periodic table ? Explain the factors which depends upon it.

Which and how many groups present in periodic table ? Explain the fact

1.	Which and how many groups present in periodic table ? Explain the factors which depends upon it.
Answer» Solution :There are four GROUP present in PERIODIC table which are s, p, d, f. Which is depend upon atomic ORBITALS which are filled by electrons. These four groups are SHOWN in figure.