Calcium Hydride

CaH₂

IUPAC: Calcium hydride

CAS: 7789-78-8

Overview

Calcium hydride is a drying agent and hydrogen source. It reacts with water to produce hydrogen gas and calcium hydroxide.

Composition

Element Symbol Atoms Atomic Mass
Hydrogen H 2 1.0080
Calcium Ca 1 40.0780

Elemental Composition

Uses

  • Drying agent for solvents
  • Hydrogen generator
  • Reducing agent

Fun Facts

  • Commonly used to dry organic solvents by reacting with trace water

Safety

  • ⚠ Flammable
  • ⚠ Reacts with water and moisture

Structure

SMILES

[H-].[H-].[Ca+2]

Properties

Type
inorganic
State
solid
Molar Mass
42.09 g/mol
Density
1.7000 g/cm³
Melting Point
816.0 °C
Solubility
reacts

Molecular Descriptors

Exact Mass
41.9782
TPSA
0.0 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
1
Complexity
0.0

Frequently Asked Questions

What is Calcium Hydride?
Calcium Hydride (CaH₂) is a inorganic compound with the IUPAC name Calcium hydride.
What is the molecular weight of Calcium Hydride?
Calcium Hydride has a molar mass of 42.09 g/mol.
What state is Calcium Hydride at room temperature?
Calcium Hydride is a solid at room temperature.
Is Calcium Hydride organic or inorganic?
Calcium Hydride is classified as an inorganic compound.
What elements make up Calcium Hydride?
Calcium Hydride (CaH₂) is composed of Hydrogen (H), Calcium (Ca).