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The element in period 2 with the most mass is Neon (Ne).

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1y ago

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Which element in the periodic table period 2 has the most mass?

Neon element in the periodic table period 2 has most mass.It has atomic mass of 20.17.It is colorless and odorless.


What element 2 period least mass?

The element with the least mass in Period 2 is Lithium (Li). It has an atomic mass of approximately 6.94 g/mol


What element is in period 2 and has an atomic mass of 11?

Boron


What element in period 2 has a atomic mass of 11?

Short answer: boron. Long answer: any element with 11 protons or less could theoretically have an atomic mass of 11, as the mass = Number of Protons + Neutrons, if you add/take a certain number of neutrons from the atom it will be able to have an atomic mass of 11, but some aren't possible and others are too unstable, and will decay instantly.


Which element of period 2 is the most reactive non metal?

fluorine


What element is found in group 2 period 3?

Magnesium


Which element in period 2 of the periodic tabke is the most reatcive nonmetal?

Fluorine is the most reactive nonmetal in period 2 of the periodic table.


What are the 2 most reactive element found in the second period?

lithium and fluorine


What period 2 element is most likely to form an ion with the charge of minus 2?

Oxygen is the period 2 element most likely to form an ion with a charge of minus 2 because it readily gains two electrons to achieve a stable electronic configuration.


He lightest element in period 2?

Helium is a period 1 element.


What element is in period 2 and has 11 amu?

The element in period 2 of the periodic table with an atomic mass of approximately 11 amu is boron (B). However, it's important to note that boron has an atomic mass of about 10.81 amu, which rounds to 11. Boron is a metalloid and is located in group 13 of the periodic table.


What element is located in group 15 and period 2?

The element phosphorous (P) is located in group 15, period 2.