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What is the 2nd heaviest element?

What is the 2nd heaviest element?

Pronunciation /ˌɒɡəˈnɛsɒn/ (OG-ə-NESS-on) /ˌoʊɡəˈnɛsən/ (OH-gə-NESS-on)
Appearance metallic (predicted)
Mass number [294]
Oganesson in the periodic table

What are the 10 heaviest elements?

The Top 10 Heaviest Elements in the Entire Known Universe

  • Tungsten.
  • Gold.
  • Plutonium.
  • Neptunium.
  • Rhenium.
  • Platinum.
  • Iridium.
  • Osmium.

Is element 119 possible?

Ununennium, also known as eka-francium or element 119, is the hypothetical chemical element with symbol Uue and atomic number 119. It is the lightest element that has not yet been synthesized.

Is Element 120 possible?

Unbinilium, also known as eka-radium or simply element 120, is the hypothetical chemical element in the periodic table with symbol Ubn and atomic number 120. Unbinilium has not yet been synthesized, despite multiple attempts from German and Russian teams.

Which is the lightest gas in the world?

Helium is the second most abundant element in the universe, after hydrogen. Helium has monatomic molecules, and is the lightest of all gases except hydrogen. . Helium, like the other noble gases, is chemically inert.

Which metal has highest melting?

Of all metals in pure form, tungsten has the highest melting point (3,422 °C, 6,192 °F), lowest vapor pressure (at temperatures above 1,650 °C, 3,000 °F), and the highest tensile strength.

Is Steel heavier than gold?

Gold is denser than steel.

What is the symbol of uranium?


What was the first element discovered?

The ‘first’ chemical element Phosphorous (P) was the first chemical element to be discovered after the ancient times by German alchemist Hennig Brand in 1669.

Which is the heaviest metal in the world?

I assume by “heaviest,” you mean “densest;” in that case, the densest chemical element is osmium (which is a metal). Osmium has a density of around 22 grams per cubic centimeter, about twice the density of lead! The heaviest naturally occurring element is plutonium measured by the mass of the element.

What is the most heavy element?

Ununoctium is the heaviest element, but it is man-made. The heaviest naturally-occurring element is uranium (atomic number 92, atomic weight 238.0289).

Which is the heaviest element in the universe?

The calculated density of osmium is 22.61 g/cm 3 and the calculated density of iridium is 22.65 g/cm 3, though the density of iridium has not been experimentally measured to exceed that of osmium.

What is the heaviest substance known to man?