Introduction to Acids and Bases

Introduction to Acids and Bases

Multiple Select

Which of the following is a property of acids

• taste sour

• taste bitter

• react with metals

• turn litmus paper red

• turn litmus paper blue

Multiple Select

Which of the following are examples of acids?

• lemons

• soda

• baking soda

• salt

Multiple Select

Which of the following are properties of bases?

• taste bitter

• feel slippery

• taste sour

• are posionous

• turn litmus paper blue

Multiple Select

Which of the following are examples of bases?

• Fruit

• Sour Patch Candy

• Baking Soda

• Soap

Multiple Choice

Do acids and bases conduct electricity?

• Only acids conduct electricity

• Only bases conduct electricity

• Bases and acids conduct electricity

• Neither conduct electricity

Multiple Select

What are the three types of acids and bases

• Bronsted-Lowry

• Arrhenius

• Amphiprotic

• Lewis

• Polyprotic

Multiple Choice

When using the Arrhenius model, what types of ions indicate that a compound is a base?

• H⁺¹

• OH^-1

Multiple Choice

When using the Arrhenius model, what types of ions indicate that a compound is an acid?

• H⁺

• OH^-1

Multiple Choice

Is the following compound an acid or a base?

H₃PO₄

• acid

• base

Multiple Choice

Is the following compound an acid or a base?

HI

• acid

• base

Multiple Choice

Is the following compound an acid or a base?

NH₄OH

• acid

• base

Multiple Choice

Is the following compound an acid or a base?

HCl

• Acid

• Base

Multiple Choice

When using the Bronsted Lowry definition of acids and bases, the base will ______________ a hydrogen proton.

• donate

• accept

Multiple Choice

When using the Bronsted Lowry definition of acids and bases, the acid will ______________ a hydrogen proton.

• donate

• accept

Multiple Choice

In the following chemical equation, which compound is the base?

HCl + NH₃ → NH₄⁺ + Cl⁻

• HCl

• NH₃

• NH₄⁺

• Cl⁻

Multiple Choice

In the following chemical equation, which compound is the acid?

HCl + NH₃ → NH₄⁺ + Cl⁻

• HCl

• NH₃

• NH₄⁺

• Cl⁻

Multiple Choice

Which of the following shows the correct conjugate acid base pair?

• HCI (acid) / H₃O⁺ (conjugate base)
• HCI (acid) / CI^- (conjugate base)
• HCI (base) / CI^- (conjugate acid)
• HCI (base) / H₃O⁺ (conjugate acid)

Multiple Choice

Which of the following correctly identifies an Acid-Base Pair?

• HH₄⁺ , OH^-

• H₂O , OH^-

• CaCO_{3 ,}CaCl₂

• HNO₃ , H₂SO₄

Multiple Choice

What is the conjugate acid in the following equation?

• PO₄^3- 
• HNO₃ 
• NO₃^- 
• HPO₄^2-
  

Multiple Choice

What is the conjugate base in the following reaction?

• HCO₃^-

• HCl

• H₂CO₃

• Cl-

Multiple Choice

What is being donated/accepted between conjugate acid-base pairs?

• a hydrogen (H+) ion

• a hydroxide (OH-) ion

• water

• a neutron

Multiple Select

Classify this acid.

• Arrhenius Acid

• Polyprotic acid

• Lewis Acid

• Monoprotic acid

Amphiprotic substances

Substances that can act as either an acid or a base.

Also known as amphoteric

Multiple Choice

Turns litmus blue.

• Acids
• Bases
• Salts
• All

Multiple Choice

Tastes bitter.

• Acids
• Bases
• Salts
• All

Multiple Choice

NaOH is:

• an Arrhenius base

• an Arrhenius acid

• neither an acid nor a base

• both an acid and a base

Multiple Choice

In this reaction...
CH₃NH₂ + H₂O --> CH₃NH₃⁺ + OH^-
CH₃NH₂ can be classified as which of the following? (HINT...follow the H⁺!!!)

• A Brønsted-Lowry base
• A Brønsted-Lowry acid
• A Lewis acid
• An Arrhenius acid

Multiple Choice

In the reaction HCl + H₂O --> H₃O⁺ + Cl^-, what is the conjugate acid?

• HCl
• H₂O
• H₃O⁺
• Cl^-

Multiple Choice

What is the conjugate acid to NO₃^- ? (HINT...acids contain what ion?)

• HNO₃
• OH^-
• H⁺
• NO₃^-2