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∙ 10y agoLiquid hydrogen is the coldest substance known to man, minus 400 degrees
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∙ 10y agoHelium.
Beryllium has the lowest atomic mass in group 2 of the periodic table.
The lowest temperature ever recorded in Brampton, Ontario was -33.4°C (-28.1°F) on January 23, 1963.
The element with the lowest melting point is helium, which melts at -272.2 degrees Celsius.
The element with the lowest average atomic mass is hydrogen (H) at 1.008 grams. The element with the highest is meitnerium (Mt) at 266 grams.
The lightest element in the group 2 of the periodic table of elements is calcium - with a density of 1,55 g/cm3.
Helium.
The lowest temperature ever recorded in the UK was -27.2°C (-17°F) in Braemar, Scotland on January 10, 1982.
Hydrogen is the element with the lowest mass on the periodic table.
The last member of alkali metals the Francium.
Beryllium has the lowest atomic mass in group 2 of the periodic table.
The temperature in Antarctica has reached −89 °C (−129 °F).
The lowest temperature ever recorded in Brampton, Ontario was -33.4°C (-28.1°F) on January 23, 1963.
Hydrogen is the element with the lowest density. With the atomic mass of the H atom being 1, the molecular mass of hydrogen gas, H2 is 2. This molar mass is lower than any other element in the periodic table.
The element with the lowest melting point is helium, which melts at -272.2 degrees Celsius.
The temperature in Antarctica has reached −89 °C (−129 °F).
The element with the lowest average atomic mass is hydrogen (H) at 1.008 grams. The element with the highest is meitnerium (Mt) at 266 grams.
Vinidium (V) atomic number 23 is the lowest electropositive element in this group.