Physical Science Review - Bonds

What type of bond occurs when atoms share an electrion?

• ionic

• covalent

• polar

Most of the periodic table is made up of

• gasses

• non metals

• metaloids

• metals

What is the smallest atom on the periodic table?

• helium

• gold

• carbon

• hydrogen

What type of bond will form between multiple molecules of water?

• covalent

• ionic

• polar

• double covalent

How many electrons does a one helium atom have?

• 1

• 2

• 3

• 4

What is it called when a liquid becomes a gas?

• condinsation

• sublimation

• evaportation

A physical change produces new substances

• FALSE 
• TRUE

An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?

• 15
• 31
• 16
• 47

An atom has an atomic number of 30 and a mass number of 65. How many neutrons are in the atom?

• 30
• 65
• 35
• 95

What type of bond forms between a metal and a nonmetal?

• covalent
• metallic
• ionic
• reaction