Periodic Table

Elements that conduct an electric current under certain conditions

A(n) ___ is a molecule comprised of two atoms (always in pairs.)

KCl is an example of....

Means metals can be drawn into wires.

The ___ are located to the left of the stair-step line on the period table.

Which of the following is a diatomic element?

If a halogen gains an electron from a metal ___ is formed.

Potassium is a ....

Elements having more than 92 protons are called

an ionic bond is ...

Means metals can be hammered or rolled into sheets.

NO₃ is an example of...

Different structural forms of the same element are called ___.

The process of a solid changing directly to a vapor without forming a liquid is called ___.

A(n) ___ is one in which the nucleus breaks down and gives off particles and energy.