Periodic Table ❤️

The horizontal rows in a periodic table are called

Name This Element : Its Atomic Number Is 2 , Its Symbol Is HE , And Its Mass Number Is 4

What are the elements to the left of the periodic table called

The most reactive family of metals is the

An element has 78 protons. What is the name of the element Is it a metal,nonmetal, or metalloid

Which group contains elements that are nonreactive?

The number of protons is the average atomic mass

What do the groups/families in the periodic table have in common?

How many periods are on the periodic table?

Which of the following atoms is largest: Na, K, Mg, Ca ?

this is the highly reactive family of elements with 7 valence electrons

The atomic mass tells the number ____________________ in an atom.

Elements on the periodic table are ordered according to their

Which of the following is not a characteristic of nonmetals

In which group would you find the most highly reactive metals?

How many valence electrons are there in an atom of silicon?

Potassium (K) is an example of a(n):

Which of the following is not a physical property of metals

The ability to pound a metal into a flat sheet without breaking it is

What is the period number and the group number for the element iodine?