Acids and Bases Introduction

HF

• flouric acid
• hydrofluoric acid
• fluorate acid
• hydrogen fluoridic acid

What is the formula for nitric acid?

• HNO₂
• HNO₃
• HNO₄
• H₂NO₃

What is neutral on the pH scale?

• 7
• 14
• P shape 
• D shape 

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

• Base
• Acid
• Buffer
• Water

Which of the following word pairs correctly completes the sentence below?
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

• Acids; pH less than 7
• Acids; pH greater than 7
• Bases; pH greater than 7
• Bases; pH less than 7

Holly has an unknown substance in a beaker. She wants to determine the relative pH of the unknown substance. She places a piece of blue litmus paper into the substance, and the litmus paper stays blue.
The substance in the beaker

• is a base.
• has a neutral pH.
  
• is an acid.
• does not have a pH.

Many cleaning solutions are bases. Which of the following is a property of most bases?

• feels slippery
• white color
• can only be liquid
• tastes sour

The Acid-Base classification system that defined acids as those that release H⁺ and bases as release OH^- is known as ________.

• Bronsted-Lowry
• Arrhenius acid-base
• Lewis acid-base
• Monoprotic and Polyprotic Acids

The Acid-Base classification system that defined any chemical species that accepts a pair of electrons as a _______, and a _________ is a chemical species that donates a pair of electrons.

• Bronsted-Lowry
• Arrhenius acid-base
• Lewis acid-base
• Monoprotic and Polyprotic Acids

The Acid-Base classification system that defined a __________ is any compound that can donate a proton (an H⁺ ion) to an appropriate acceptor. A _________ is a compound that can remove (or accept) a proton.

• Bronsted-Lowry
• Arrhenius acid-base
• Lewis acid-base
• Monoprotic and Polyprotic Acids