Acids & Bases

Which of the following would be classified as an acid according to the Arrhenius definition?

• NaCl
• Ca(OH)2
• H2CO3
• BaBr3

Which of the following is not a characteristic of a base?

• feels slippery
• is an electrolyte
• tastes bitter
• reacts with a metal to form H gas

Which of the following best describes a bronsted-Lowry base?

• donates hydroxide (OH-) ion
• donates hydrogen (H+)
• accepts protons (H+)
• donates protons (H+)

A Lewis acid is defined a base as being an ___________.

• a proton doner
• a proton acceptor
• an electron donor
• an electron acceptor

A strong acid is an acid that is ______________.

• 100% ionizes in water
• an electrolyte
• both
• neither

Which of the following substances would be most basic?

• pH = 2
• pH = 7
• pH = 9
• pH = 10

Which of the following would be classified as an acid?

• soap
• orange juice
• liquid drain cleaner
• toothepaste

How would you classify a substance that brightly lights a light bulb and dissociates completely?

• strong acid/base
• Weak acid/base
• neutral substance
• metalloid

Which substance is acting as a bronsted-Lowry base the reaction below?
HF + NH³ --> NH⁴+ + F

• HF
• NH₃
• NH₄⁺
• None of the above

Which of the following could be classified as an Arrhenius acid?

• Mg(OH)₂
• NaOH
• HF
• NaCl