Rubidium hydride facts for kids
Quick facts for kids Rubidium hydride |
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| IUPAC name | Rubidium hydride |
| Other names | Rubidium(I) hydride |
| Identifiers | |
| CAS number | |
| PubChem | |
| SMILES | [H-].[Rb+] |
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InChI
InChI=1S/Rb.H/q+1;-1
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| Properties | |
| Molecular formula | |
| Molar mass | 0 g mol-1 |
| Appearance | white cubic crystals |
| Density | 2.60 g/cm3 |
| Melting point | |
| reacts | |
| Structure | |
| Crystal structure | cubic, cF8 |
| Space group | Fm3m, No. 225 |
| Thermochemistry | |
| Std enthalpy of formation ΔfH |
-52.3 kJ/mol |
| Related compounds | |
| Other anions | Rubidium oxide Rubidium chloride |
| Other cations | Lithium hydride Sodium hydride Potassium hydride Caesium hydride |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Rubidium hydride is a special chemical compound. It is made from two parts: a metal called rubidium and a hydride ion. Its chemical formula is RbH. This means one atom of rubidium is joined with one atom of hydrogen.
What is Rubidium Hydride?
Rubidium hydride is a compound that looks like white crystals. These crystals have a cubic shape, which means they look like tiny cubes. It is quite dense, meaning a small amount of it would feel heavy.
How is it Made?
Rubidium hydride is usually made by combining rubidium metal directly with hydrogen gas. Imagine putting these two elements together in a controlled way. This reaction creates the new compound, rubidium hydride.
What are its Properties?
Rubidium hydride is known as a very strong reducing agent. This means it is very good at giving away electrons to other chemicals. This ability makes it react very strongly with many substances.
For example, it reacts with water, air, and chlorine gas. These reactions can be very fast and powerful. Because of this, rubidium hydride must be handled with great care. It needs to be kept away from these things to stay safe.
It also breaks down, or "decomposes," when heated to about 170 degrees Celsius. This means it doesn't just melt like ice; instead, it changes into different substances.
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