Atoms, Bonding, and the Periodic Table Review

Question 1

How do you know if an element is stable?

Accepted Answer

it has 8 valance electrons

Question 2

What are an atom's electrons that have the highest energy level?

Accepted Answer

valence electrons

Question 3

What provides the number of protons in the nucleus of an atom?

Accepted Answer

atomic number

Question 4

What are each element in the periodic table represented by?

Accepted Answer

symbol

Question 5

What is the force of attraction that holds atoms together?

Accepted Answer

chemical bond

Question 6

What do we call a row of elements across the periodic table?

Accepted Answer

period

Question 7

What is a model of an atom in which each dot represents a valence electron?

Accepted Answer

electron dot diagram

Question 8

A table system that is used world-wide to organize elements into categories (groups and periods).

Accepted Answer

period table of elements

Question 9

What do we call elements in the same column of the periodic table?

Accepted Answer

group

Questions 9