Element Family
Alkaline Earth
Alkali
Space Group Name
Fm_ 3m
Im_ 3m
Interesting Facts
- Calcium ranks 5th rank in the list of earth’s abundance Percentage.
- It is found in the compound state.
- Gypsum or calcium sulfate is used as plaster and plaster of paris.
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining
Who Discovered
Humphry Davy
Humphry Davy
Discovery
In 1808
In 1807
Abundance In Earth's Crust
Uses & Benefits
- It is used as a reducing agent while preparing metals like thorium and uranium. It is also used as an alloying agent for metals such as aluminum, copper & lead.
- Calcium carbonate or lime stone is used in cement.
- Potassium’s compounds are in high demand for their application in Fertilizer manufacturing.
- Potassium carbonate is used in glass manufacturing and Potassium carbonate in manufacturing detergent and body wash.
Industrial Uses
Chemical Industry
Ammunition Industry, Chemical Industry
Medical Uses
Dentistry, Pharmaceutical Industry
Pharmaceutical Industry
Present in Human Body
Yes
Yes
Physical State
Solid
Solid
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Sanderson Electronegativity
Allred Rochow Electronegativity
Mulliken-Jaffe Electronegativity
Pauling Electropositivity
18th Energy Level
Not Available
Electrochemical Equivalent
Other Chemical Properties
Chemical Stability, Flammability, Ionization, Solubility
Chemical Stability, Flammability, Ionization, Solubility
Electron Configuration
[Ar] 4s2
[Ar] 4s1
Crystal Structure
Face Centered Cubic (FCC)
Body Centered Cubic (BCC)
Crystal Lattice
FCC-Crystal-Structure-of-Calcium.jpg#100
BCC-Crystal-Structure-.jpg#100
Valence Electron Potential
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
Density At Room Temperature
Density When Liquid (at m.p.)
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Vapor Pressure at 1000 K
Not Available
Poisson Ratio
Not Available
Other Mechanical Properties
NA
NA
Magnetic Ordering
Diamagnetic
Paramagnetic
Electrical Property
Conductor
Conductor
Critical Temperature
Not Available