Atomic Number
30
Element 30
Zinc (Zn)
Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. German chemist Andreas Marggraf isolated high-purity zinc metal in 1746.
Atomic Mass
65.38 u
Category
Transition Metal
Period
4
Group
Group 12: zinc group
Phase
solid
Density
7.14 g/cm3
Electron Shells
2, 8, 18, 2
Atomic Structure
Protons: 30. Electrons: 30. Neutrons: Varies by isotope.
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰
Why Zinc Matters
Zinc helps connect atomic number 30, transition metal behavior, period 4 trends, and electron shell structure. Its solid phase, atomic mass of 65.38 u, and electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ make it useful for comparing bonding patterns across the periodic table.
Discovery and Occurrence
Zinc was discovered 1746 by Andreas Sigismund Marggraf. Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. German chemist Andreas Marggraf isolated high-purity zinc metal in 1746.
Safety and Handling Context
Zinc is presented here for learning and comparison. Pure elements and laboratory compounds can have hazards that depend on dose, form, and setting.
Related Elements
Frequently Asked Questions
- What is the atomic number of Zinc?
- Zinc has atomic number 30, which means a neutral atom has 30 protons and 30 electrons.
- What is the chemical symbol for Zinc?
- The chemical symbol for Zinc is Zn.
- What category is Zinc in?
- Zinc is classified as a transition metal and sits in period 4 of the periodic table.
Explore Zinc in 3D
Use the interactive table above to rotate atomic models, compare periodic trends, and move from Zinc to neighboring elements without losing your place.