Periodic Table and Trends

Front

Atomic radius generally increases as we move __________.

Back

down a group and from right to left across a period.

Front

What does the 6 represent in the periodic table?

Back

atomic number.

Front

Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.

Back

increases, decreases.

Front

Ionization energy is...

Back

how much energy it takes to remove an electron from an atom.

Front

What family is silver a part of?

Back

Transition Metals.

Front

What is the atomic mass of an element?

Back

The weighted average mass of an atom of an element based on the abundance of its isotopes.

Front

Define a period in the periodic table.

Back

A horizontal row of elements in the periodic table.

Front

Define a group in the periodic table.

Back

A vertical column of elements in the periodic table.

Front

What is the significance of the atomic number?

Back

It determines the identity of an element and the number of protons in its nucleus.

Front

What trend is observed in metallic character across a period?

Back

Metallic character decreases from left to right across a period.