Ch. 4 Earth Chemistry Practice

Metalloids can be described as...

• same as nonmetals
• bad conductors
• characteristics of metals and nonmetals
• same as metals

Mass number is the sum of...

• protons and electrons
• protons and neutrons
• neutrons and electrons
• atoms and protons

These contain only one kind of atom. 

• element 
• compound 
• mixture 
• water 

What is matter?

• Any solid, liquid or gas that is made of atoms
• mass liquid and gold
• metal that is combined with a liquid
• none of the above

What are the two most reactive groups on the periodic table?

• 3 and 12
• 8 and 9
• 1 and 18
• 1 and 17

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

Each Column of the Periodic Table is called a...

• group
• period
• metal
• mass

What are the 3 particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

How many neutron are in the atom "K"?

• 7

• 2

• 39

• 20

What group are the Noble Gases located on the Periodic Table?

• 1
• 3
• 17
• 18