Periodic table me kitne block hain

Periodic table me kitne Groups hain

Periodic table me kitne periods hain

Periodic table me Blocks k kya naam hain

Periodic table me sabse pehle kaunsa block hai

Periodic table k last me kaunsa block hai

Periodic table k middle me kaunsa block hai

Periodic table me kis block ko jagah nahi di gyi hai

Periodic table k pehle group me kiyne element hain

Periodic table k pehle block me miyne groups hain

Periodic table k pehle Gruop ko kaunsi metal kehte hain

Periodic table k last me present group ko kaunsi gases kehte hain

Halogens family k elements kis group ko kaha jata hai

Halogens kis block me present hain