Printed from https://www.webqc.org

Properties of HNpO2

Properties of HNpO2 :

Compound NameHNpO2
Chemical FormulaHNpO2
Molar Mass269.05331 g/mol

Elemental composition of HNpO2
ElementSymbolAtomic weightAtomsMass percent
HydrogenH1.0079410.3746
NeptuniumNp236.04657187.7323
OxygenO15.9994211.8931
Mass Percent CompositionAtomic Percent Composition
Np: 87.73%O: 11.89%
Np Neptunium (87.73%)
O Oxygen (11.89%)
H: 25.00%Np: 25.00%O: 50.00%
H Hydrogen (25.00%)
Np Neptunium (25.00%)
O Oxygen (50.00%)
Mass Percent Composition
Np: 87.73%O: 11.89%
Np Neptunium (87.73%)
O Oxygen (11.89%)
Atomic Percent Composition
H: 25.00%Np: 25.00%O: 50.00%
H Hydrogen (25.00%)
Np Neptunium (25.00%)
O Oxygen (50.00%)
Identifiers
Hill formulaHNpO2

Related compounds
FormulaCompound name
NpO2(OH)3Neptunium(VII) oxide-hydroxide

Related
Molecular weight calculator
Oxidation state calculator

Chemical Compound Properties Database

This database contains physical properties and alternative names for thousands of chemical compounds. In chemical formula you may use:
  • Any chemical element. Capitalize the first letter in chemical symbol and use lower case for the remaining letters: Ca, Fe, Mg, Mn, S, O, H, C, N, Na, K, Cl, Al.
  • Functional groups: D, T, Ph, Me, Et, Bu, AcAc, For, Tos, Bz, TMS, tBu, Bzl, Bn, Dmg
  • parenthesis () or brackets [].
  • Common compound names.
Examples: H2O, CO2, CH4, NH3, NaCl, CaCO3, H2SO4, C6H12O6, water, carbon dioxide, methane, ammonia, sodium chloride, calcium carbonate, sulfuric acid, glucose.

The database includes melting points, boiling points, densities, and alternative names collected from various chemical sources.

What are compound properties?

Chemical compound properties include physical characteristics such as melting point, boiling point, and density, which are important for chemical identification and applications. Alternative names help identify the same compound when referenced by different naming conventions.

How to use this tool?

Enter a chemical formula (like H2O) or compound name (like water) to look up available properties and alternative names. The tool will search through the database and display any available physical properties and known alternative names for the compound.
Please let us know how we can improve this web app.
Menu Balance Molar mass Gas laws Units Chemistry tools Periodic table Chemical forum Symmetry Constants Contribute Contact us
How to cite?