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Definition of B2H4
1.1 Names
1.1.1 Common name: Diborane
1.1.2 English name: Diborane
1.2. Atomic mass of B2H4: Consists of 2 boron (B) atoms and 4 hydrogen (H) atoms
1.3. Atomic weight: About 27.67 Dalton
1.3.1 Molecular structure: The B2H4 molecule has a quite complex structure with 2 boron atoms connected to 4 hydrogen atoms through single covalent bonds and 2 three-center-two-electron bonds between the boron and hydrogen atoms.
1.4 Ion structure: B2H4 does not form ions. -
Properties of B2H4
2.1 Physical properties of B2H4: Diborane is a colorless, odorless, non-compressible compound that can explode when exposed to air.
2.2 Chemical properties of B2H4: Diborane is flammable in air, forming water and boron trioxide. It can also react with water to produce boric acid and hydrogen. -
Common chemical equations involving B2H4
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Preparation of B2H4
4.1 Laboratory synthesis of B2H4: Diborane is typically prepared from the reaction of boron trifluoride with hydrogen (HF), and then reacting with water.
4.2 Industrial synthesis of B2H4: Industrially, diborane is typically prepared from the reaction of boron trifluoride with hydrogen under high pressure.