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Rubidium hydride

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Identification
Molecular formula
RbH
CAS number
13598-66-2
IUPAC name
rubidium monohydride
State
State

Rubidium hydride is a solid at room temperature.

Melting point (Celsius)
361.00
Melting point (Kelvin)
634.00
Boiling point (Celsius)
400.00
Boiling point (Kelvin)
673.00
General information
Molecular weight
87.49g/mol
Molar mass
87.4850g/mol
Density
1.5000g/cm3
Appearence

Rubidium hydride appears as a white crystalline solid.

Comment on solubility

Solubility of Rubidium Monohydride

Rubidium monohydride (RbH) exhibits distinctive solubility characteristics that are vital to understand for its application in various chemical processes. As a metal hydride, its solubility is influenced by several factors, including temperature and the nature of solvents. Here are some key points to consider:

  • Solvent Compatibility: Rubidium monohydride tends to be soluble in polar solvents, particularly water, due to its ionic character. The hydrophilic nature of rubidium ions favors interaction with water molecules, enhancing solubility.
  • Temperature Effects: An increase in temperature generally leads to increased solubility for most ionic compounds. Thus, rubidium monohydride may demonstrate higher solubility at elevated temperatures.
  • Hydration of Ions: Upon dissolution, the Rb+ ions are surrounded by water molecules, a process known as hydration. This interaction is crucial for the stability of the dissolved ions.
  • Precipitation: In less soluble conditions, rubidium monohydride can precipitate out of solution, especially in the presence of non-polar solvents.

It is important to note that while solubility can vary significantly, the overall chemical properties of rubidium monohydride make it a compound with interest in studies involving hydride reactivity and ion behavior in solution. As a final thought, observing its solubility profile can yield valuable insights into its practical uses and safety measures during handling.

Interesting facts

Interesting Facts about Rubidium Monohydride

Rubidium monohydride (RbH) is a fascinating compound that showcases the unique properties of alkali metals. Below are some intriguing aspects of this compound:

  • Composition: Rubidium monohydride consists of one rubidium ion and one hydride ion, highlighting the strong ionic bond formed between them. This bond is characteristic of alkali metals when reacting with hydrogen.
  • Reactivity: Like other alkali metals, rubidium is highly reactive, especially in the presence of moisture. Rubidium monohydride can react vigorously with water, producing hydrogen gas and rubidium hydroxide, making safety precautions essential when handling this compound.
  • Applications: Rubidium monohydride has niche applications in fields such as:
    • Research involving alkaline-based chemical reactions
    • Potential uses in quantum computing due to its unique electron properties
  • Noteworthy Behavior: The bonding and interactions in rubidium monohydride serve as a model for studying other hydride compounds. Its behavior under various experimental conditions can yield insights into molecular structures and electronic configurations.
  • Comparison: In the same group as lithium, sodium, and potassium, rubidium's properties can be compared to those of other alkali metal hydrides, highlighting trends across the periodic table.

In summary, rubidium monohydride is not just a simple compound but a gateway to understanding the unique behaviors of alkali metals and their compounds. Its applications and reactions open up avenues for further scientific exploration and experimentation.