Question

identify the group name, element name, element symbol, atomic number, atomic weight and electron configuration for each element Elements 0- Br Focus English (United States) 23

Answer 1

O :

Atomic No: 8

Group Name : chalcogens

Element Name : Oxygen

Element Symbol : O

Atomic weight : 16

Electronic configuration : [He] 2s² 2p⁴

Br :

Atomic No: 35

Group Name : halogen

Element Name : bromine

Element Symbol : Br

Atomic weight : 80

Electronic configuration : [Ar] 3d¹⁰ 4s² 4p⁵

B :

Atomic No: 5

Group Name : Boron

Element Name : Boron

Element Symbol : B

Atomic weight : 11

Electronic configuration : [He] 2s2 2p1

C:

Atomic No: 6

Group Name : Carbon

Element Name : Carbon

Element Symbol : C

Atomic weight : 12

Electronic configuration : [He] 2s2 2p2

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