Periodic Table and Trends

Front

What does 12.011 represent?

Back

Atomic mass of carbon.

Front

Which atom has the largest atomic radius?

Back

Francium.

Front

What category is silicon (Si) a part of?

Back

Metalloid.

Front

Which one of these is not a noble gas?

Back

Iodine.

Front

The common charge on an atom in group 17 would be....

Back

-1.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What trend is observed in atomic radius across a period?

Back

Atomic radius decreases from left to right.

Front

What is the significance of the periodic table's groups?

Back

Elements in the same group have similar chemical properties.

Front

What is the common charge of alkali metals?

Back

+1.

Front

What is the common charge of alkaline earth metals?

Back

+2.