Periodic Table Trends

Front

Which element belongs to the group that is made up of only gases? Options: D, L, E, A

Back

D

Front

Is this a metal, nonmetal or metalloid?

Back

Nonmetal

Front

Atomic radius generally increases as we move __________.

Back

down a group and from right to left across a period

Front

As you move down the periodic table atoms get bigger.  This is because ____________.

Back

The atoms have more energy levels

Front

Atomic Radius is...

Back

the relative size of the atom's electron cloud

Front

Rank the following in order of increasing reactivity: Ge, K, Br, Ca (lowest to highest reactivity)

Back

Br, Ge, Ca, K

Front

Name the group that contains inert (nonreactive) elements. These elements are stable because they have a filled valence shell (eight electrons).

Back

noble gases

Front

When moving from left to right across a period, the number of protons that will be found in each element's nucleus, ___________________________.

Back

Increases

Front

The vertical (up and down) columns in the Periodic Table are called

Back

groups

Front

The Modern Periodic Table of Elements is arranged by

Back

atomic number