Question

Atomic number and mass number neutrons protons electrons 21 to 30

Answer 1

hi,

here

Scandium

Atomic Number: 21

Element Symbol: Sc

Number of Protons: 21

Number of Electrons: 21

Number of Neutrons: 24

Atomic Mass: 44.956

Titanium

Atomic Number: 22

Element Symbol: T

Number of Protons: 22

Number of Electrons: 22

Number of Neutrons: 26

Atomic Mass: 47.867

Vanadium

Atomic Number: 23

Element Symbol: V

Number of Protons: 23

Number of Electrons: 23

Number of Neutrons: 27

Atomic Mass: 50.942

Chromium

Atomic Number: 24

Element Symbol: Cr

Number of Protons: 24

Number of Electrons: 24

Number of Neutrons: 24

Atomic Mass: 51.996

Manganese

Atomic Number: 25

Element Symbol: Mn

Number of Protons: 25

Number of Electrons: 25

Number of Neutrons: 30

Atomic Mass: 54.938

Iron

Atomic Number: 26

Element Symbol: Fe

Number of Protons: 26

Number of Electrons: 26

Number of Neutrons: 28

Atomic Mass: 55.845

Cobalt

Atomic Number: 27

Element Symbol: Co

Number of Protons: 27

Number of Electrons: 27

Number of Neutrons: 32

Atomic Mass: 58.933

Nickel

Atomic Number: 28

Element Symbol: Ni

Number of Protons: 28

Number of Electrons: 28

Number of Neutrons: 30

Atomic Mass: 58.693

Copper

Atomic Number: 29

Element Symbol: Cu

Number of Protons: 29

Number of Electrons: 29

Number of Neutrons: 35

Atomic Mass: 63.546

Zinc

Atomic Number: 30

Element Symbol: Zn

Number of Protons: 30

Number of Electrons: 30

Number of Neutrons: 35

Atomic Mass: 65.38