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the informatio
A Period
it indicates the physical state at room temperature
Non
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the informatio
The period (row) indicates how many electron shells the element has and the family (column) indicates how many valence electrons the element has.
The nonmetals are located on the right side of the periodic table. Refer to the related links for a periodic table that indicates the nonmetals.
A Period
Iridium's position on the periodic table indicates that it is a metal.
It is possible if the element undergoes nuclear decay. But this is possible only for unstable isotopes.
true
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it indicates the physical state at room temperature
electrons
Non
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