30
Zn
65.38
Zinc (Zn)
Element 30 · Period 4 · Group 12
transition-metal
solid at room temp
d-block
About Zinc
Essential trace element. Used in galvanizing steel, sunscreen, and batteries.
Physical Properties
Atomic Mass
65.38 u
State at 25°C
Solid
Melting Point
419.53 °C
Boiling Point
907 °C
Density
7.134 g/cm³
Magnetism
Diamagnetic
Atomic Properties
Electron Configuration
[Ar] 3d¹⁰ 4s²
Electron Shells
2, 8, 18, 2
Electronegativity
1.65
Atomic Radius
142 pm
Ionization Energy
906 kJ/mol
Oxidation States
+2
Discovery & History
Discovered By
India, ancient
Discovery Year
Ancient
Named By
Andreas Sigismund Marggraf
Name origin: German: Zink
Frequently Asked Questions
- Is Zinc a metal, nonmetal, or metalloid?
- Zinc is classified as a transition-metal.
- What state is Zinc in at room temperature?
- Zinc is a solid at standard room temperature (25°C).
- What is the atomic mass of Zinc?
- Zinc has an atomic mass of 65.38 atomic mass units (u).
- Who discovered Zinc?
- Zinc was discovered by India, ancient.
- Where is Zinc on the periodic table?
- Zinc is element number 30, located in period 4 and group 12.