Periodic Table Review

Front

Beryllium is in group number______.

Back

Group 2

Front

Which group of metals is the most reactive?

Back

Group 1

Front

The period for Bromine is ___________.

Back

4

Front

The horizontal row on the periodic table is called a

Back

period

Front

Elements which are shiny, conduct electricity and heat are called

Back

metals

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are noble gases?

Back

Elements in Group 18 that are colorless, odorless, and mostly unreactive.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic number and properties.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals.

Front

What is the difference between groups and periods in the periodic table?

Back

Groups are vertical columns, while periods are horizontal rows.