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What is dubniums symbol?

What is the chemical formula of (is the chemical formula of the substance) dubnium, also called Hahnium, the chemical element with the symbol Db and atomic number 105?
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Name of Element : Dubnium Symbol of Element : Db Atomic Number of Dubnium : 105 Atomic Mass: (262.0) amu Melting Point: Unknown Boiling Point: Unknown
Dubnium Essential data: names, symbol, atomic number, and atomic weight; block, period, and group in periodic table; description; standard state; registry number; and isolation
dubnium n. ( Symbol Db ) An artificially produced radioactive element with atomic number 105 whose most long-lived isotopes have mass numbers of
Dubnium ( / ˈ d uː b n i ə m / doob-nee-əm is a chemical element with the symbol Db and atomic number 105, named after the town of Dubna in Russia, where it was first produced.
Name: Dubnium Symbol: Db Atomic Number: 105 Atomic Mass: (262.0) amu Melting Point: Unknown Boiling Point: Unknown Number of Protons/Electrons: 105 Number of Neutrons: 157

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