Duplicate of Chemistry Atoms and Periodic Table

Question 1

What are the rows called on the periodic table?

Accepted Answer

Periods

Question 2

In what order was Mendeleev's Periodic table arranged?

Accepted Answer

Atomic Mass

Question 3

What charge do electrons have?

Accepted Answer

Negative

Question 4

What are the vertical columns in the periodic table called?

Accepted Answer

Groups or Families

Question 5

In what order was the modern atomic periodic table arranged?

Accepted Answer

Atomic Number

Question 6

What charge do neutrons have?

Accepted Answer

Neutral

Question 7

What charge do protons have?

Accepted Answer

Positive

Question 8

Are the properties of Ca more like Li, Sr, Al or Cl?

Accepted Answer

Sr

Question 9

What is the atomic mass equal to?

Accepted Answer

Protons + Neutrons

Questions 9