Chemical RxN and Acid/Base

If a substance has a pH of 10 it is considered

• Acidic
• Basic
• Neutral

Acids produce _________ ions when they break down or dissocciate. 

• Hydroxide (OH-)
• Water
• Chlorine (Cl-)
• Hydrogen (H+)

Bases release ____________ ions when they break down or dissociate. 

• Hydrogen (H+)
• Hydroxide (OH-)
• Chlorine (Cl-)
• no

Water is neutral because the number of hydrogen and hydroxide ions is _________.

• the same
• different

The pH scale ranges from ____________.

• 0-7
• 1-100
• 1-20
• 0-14

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

A process in which atoms rearrange to form new substances.

• extended structure

• boiling point

• chemical reaction

Tags

NGSS.HS-PS1-2

In a chemical equation the products are on the right side of the arrow. Are the products the beginning substances or the ending substances?

• beginning

• ending

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In a chemical equation the reactants are on the left side of the arrow. Are the reactants the beginning substances or the ending substances?

• beginning

• ending

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5