Unstable

Science / Weather / Unstable: Occurs when a rising air parcel becomes less dense than the surrounding air. Since its temperature will not cool as rapidly as the surrounding environment, it will continue to rise on its own.
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Other Words for Unstable

Unstable Adjective Synonyms: changeable, variable, unsteady, inconstant, inconsistent, insecure, capricious, fickle, irregular, unpredictable, unreliable, erratic, volatile, fluctuating, flighty, mercurial, vacillating, tergiversating, indecisive, undecided, irresolute, indefinite, u
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Krypton (Kr)

Science / Periodic Table of Elements / Krypton (Kr): Atomic number: 36, Atomic mass: 83.80 g.mol -1, Density: 3.73 10-3 g.cm-3 at 20?°C, Melting point: - 157 ?°C, Boiling point: - 153?° C, Vanderwaals radius: 0.197 nm, Isotopes: 15, Electronic shell: MORE

Yttrium (Y)

Science / Periodic Table of Elements / Yttrium (Y): Atomic number: 39, Atomic mass: 88.9059 g.mol -1, Electronegativity: 1.2, Density: 4.47 g.cm-3 at 20?°C, Melting point: 1500 ?°C, Boiling point: 3336 ?°C, Vanderwaals radius: 0.106 nm (+3), Isotope MORE

Neon (Ne)

Science / Periodic Table of Elements / Neon (Ne): Atomic number: 10, Atomic mass: 20.179 g.mol -1, Electronegativity: unknown, Density: 0.9*10 -3 g.cm-3 at 20?°C, Melting point: -249 ?°C, Boiling point: -246 ?°C, Vanderwaals radius: 0.16 nm, Ionic MORE

Hassium (Hs)

Science / Periodic Table of Elements / Hassium (Hs): Atomic number: 108, Atomic mass: 264.8 g.mol -1, Electronegativity: unknown, Density: unknown, Melting point: unknown, Boiling point: unknown, Vanderwaals radius: unknown, Ionic radius: unknown, Isoto MORE

Dubnium (Db)

Science / Periodic Table of Elements / Dubnium (Db): Atomic number: 105, Atomic mass: 261.9 g.mol -1, Electronegativity: unknown, Density: unknown, Melting point: unknown, Boiling point: unknown, Vanderwaals radius: unknown, Ionic radius: unknown, Isoto MORE

Ununbium (Uub)

Science / Periodic Table of Elements / Ununbium (Uub): Atomic number: 112, Atomic mass: 276.8 g.mol -1, Electronegativity: unknown, Density: unknown, Melting point: unknown, Boiling point: unknown, Vanderwaals radius: unknown, Ionic radius: unknown, Isoto MORE