Chapter 3: Periodic Table

Front

The second row of the periodic table includes ____ elements.

Back

8

Front

A horizontal row of elements in the periodic table is called a _____.

Back

period

Front

Which of the following is a TRANSITION METAL? gallium, nickel, aluminium, tellurium.

Back

nickel

Front

Which element is not a metal? H, Re, Al, B.

Back

B

Front

Elements which are shiny, conduct electricity and heat are called _____.

Back

metal

Front

What is the term for a vertical column in the periodic table?

Back

group

Front

What are the elements in group 1 of the periodic table called?

Back

alkali metals

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals.

Front

What is the significance of the periodic law?

Back

It states that the properties of elements are a periodic function of their atomic numbers.