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What element is the lightest of all elements atomic number 1?
Hydrogen
What is the lightest metal element?
Lithium is the lightest metallic element. Its atomic weight is 6.491.
What is the name of the element with the lowest atomic number?
Technetium - its atomic number is 43.
Is helium the lighest element?
No, Hydrogen is lighter than Helium. However, Helium is the 2nd lightest element with an atomic number of 2.
What is the lightest element metal?
Lithium is the lightest element metal with a relative atomic mass of 7 (3 protons, 4 neutrons).
What is the lightest element in the beryllium family?
Beryllium for it has a Atomic Number of 4.
What element is the lightest of all elements atomic number 1?
Hydrogen
What is the lightest metal element?
Lithium is the lightest metallic element. Its atomic weight is 6.491.
What man made element is the lightest on the periodic table?
Helium with an atomic number of 2,is the lightest gas on the periodic table :)
What is the lightest man made element on the periodic table?
Helium with an atomic number of 2,is the lightest gas on the Periodic Table :)
What element has the lightest atomic mass?
hydrogen
What is the name of the element with the lowest atomic number?
Technetium - its atomic number is 43.
Is helium the lighest element?
No, Hydrogen is lighter than Helium. However, Helium is the 2nd lightest element with an atomic number of 2.
What id the lightest of all the elements and has the atomic number 1?
Hydrogen, the most common element in the universe.
What element has the lightest average atomic mass?
Hydrogen
Dalton used the lightest element as his standard for atomic masswhat is this element?
Hydrogen
What is the lightest element metal?
Lithium is the lightest element metal with a relative atomic mass of 7 (3 protons, 4 neutrons).
