Chemical Reactions

What are the three parts of an atom?

• Protons, Bosons, Neutrons
• Protons, Electrons, Neutrinos
• Leptons, quarks, bosons
• Protons, Electrons, Neutrons

What is an element?

• When atoms bond
• Earth, Wind, Fire, Water
• The simplest form of matter that cannot be broken down
• The element of surprise

Where can a list of elements be found?

• Google
• Chemistry Books
• Periodic Table
• Mr Morales Knows all

How are elements represented on the periodic table?

• Symbols consisting of a max of 2 letters
• Numbers
• With Full Names
• Special Codes

Which of the following is NOT a correct inference that you can make about the burning of gasoline?

• Chemical Bonds are broken and others are formed
• The reaction is a physical change
• New substance are produced
• Energy is released

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Different elements

• Have similar atoms
• Have different atoms
• Different Parts of Atoms
• Have identical atoms

Tags

NGSS.MS-PS1-1

Different atoms bond to form a

• Element

• Compound

• Formula

• Period

Tags

NGSS.MS-PS1-1

Why do atoms bond together?

• To share or steal protons

• To share or steal neutrons

• To share or steal electrons

• Gravitational forces

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

When 2 atoms bond, 

• A similar substance is made
• The substance that is made has properties of both substances
• A brand new substance is made
• Nothing happens

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-1

How many Hydrogen in a molecule of water?

(H₂O)

• 0

• 1

• 2

• 3

Tags

NGSS.MS-PS1-1