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    Chemistry
    Grade-9
    Easy

    Question

    The chemical formula of tetraphosphorus heptoxide is:

    1. F₄O₁₀
    2. P₄O7
    3. PO
    4. P₁₀O₄

    Hint:

    In the chemical name Greek prefix tells about the number each atom present.

    The correct answer is: P₄O7

      • In the chemical name Greek prefix tells about the number each atom present.
      • The chemical name tetraphosphorus heptoxide indicates there are four phosphorus and seven oxygen atom.
      •  Hence, the chemical formula of tetraphosphorus heptoxide is P4O7.

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