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  2. White phosphorus - Wikipedia

    en.wikipedia.org/wiki/White_phosphorus

    Melting point: 44.1 °C; 111.4 °F; 317.3 K Boiling point: ... White phosphorus, yellow phosphorus, or simply tetraphosphorus (P 4) is an allotrope of phosphorus.

  3. Phosphorus - Wikipedia

    en.wikipedia.org/wiki/Phosphorus

    Melting point: white: 317.3 ... White phosphorus could then be made by heating the precipitated phosphates, mixed with ground coal or charcoal in an iron pot, ...

  4. Allotropes of phosphorus - Wikipedia

    en.wikipedia.org/wiki/Allotropes_of_phosphorus

    White phosphorus, yellow phosphorus or simply tetraphosphorus (P 4) exists as molecules of four phosphorus atoms in a tetrahedral structure, joined by six phosphorusphosphorus single bonds. [1] The free P 4 molecule in the gas phase has a P-P bond length of r g = 2.1994(3) Å as was determined by gas electron diffraction . [ 2 ]

  5. A U.S.-led military coalition also deployed white phosphorus weapons in Syria and Iraq in its war against ISIS in 2017, according to HRW. Israel, too, previously used the substance during a 2008 ...

  6. Densities of the elements (data page) - Wikipedia

    en.wikipedia.org/wiki/Densities_of_the_elements...

    15 P phosphorus (white) use: 1.823 g/cm 3: WEL ... (white) use: 7.265 g/cm 3: WEL ... The suggested values for liquid densities refer to "at the melting point (m.p ...

  7. Pentagon has recommended giving white phosphorus shells to ...

    www.aol.com/news/pentagon-recommended-giving...

    The Pentagon recommended providing the white phosphorus shells to Ukraine as part of several aid packages, including a recent one, as a Presidential Drawdown Authority, according to the officials.

  8. Pnictogen - Wikipedia

    en.wikipedia.org/wiki/Pnictogen

    Nitrogen's melting point is −210 °C and its boiling point is −196 °C. Phosphorus has a melting point of 44 °C and a boiling point of 280 °C. Arsenic is one of only two elements to sublimate at standard pressure; it does this at 603 °C. Antimony's melting point is 631 °C and its boiling point is 1587 °C. Bismuth's melting point is 271 ...

  9. What is white phosphorus — and why is it so controversial ...

    www.aol.com/white-phosphorus-why-controversial...

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