Atoms & the Periodic Table

Front

Where are the metalloids located on a periodic table?

Back

Along the zig-zag line.

Front

The position of metals on the periodic table can be described as?

Back

To the left of the zigzag line.

Front

What are the negatively charged particles in an atom called?

Back

Electrons.

Front

What kind of element is used to make semiconductors?

Back

Metalloids.

Front

Which element has an average atomic mass of 44.96?

Back

Sc (Scandium).

Front

What are the three main categories of elements on the periodic table?

Back

Metals, nonmetals, and metalloids.

Front

What is the general trend of atomic size across a period in the periodic table?

Back

Atomic size decreases from left to right.

Front

What is the general trend of electronegativity across a period in the periodic table?

Back

Electronegativity increases from left to right.

Front

What is the charge of protons in an atom?

Back

Protons have a positive charge.

Front

What is the significance of the zig-zag line on the periodic table?

Back

It separates metals from nonmetals and indicates the location of metalloids.