Acids and Bases

What do acids do when they break up in water?

• Give off H⁺ ions

• Accept electron pairs

• Release OH⁻ ions

• Form water molecules

Which of the following is an example of an acid?

• H₂SO₄

• NaCl

• H₂O

• CO₂

What is a characteristic of acids in terms of electron pairs?

• Accept electron pairs

• Donate electron pairs

• Neutralize electron pairs

• Ignore electron pairs

What is a common property of acids regarding hydrogen atoms?

• They contain no hydrogen atoms.

• They contain at least one hydrogen atom that can be removed.

• They contain hydrogen atoms that cannot be removed.

• They contain hydrogen atoms at the end of the formula.

What ions do acids release in water?

• OH- ions

• Na+ ions

• H+ ions

• Cl- ions

What is the taste associated with acids?

• Bitter

• Sweet

• Sour

• Salty

How do acids react with metals?

• They form water.

• They form hydrogen gas.

• They form oxygen gas.

• They form carbon dioxide.

Which of the following is an example of a base?

• HCl

• NH4OH

• NaCl

• CO2

How do bases typically taste?

• Sweet

• Sour

• Bitter

• Salty

What is a physical property of bases when they are not dissolved?

• Liquid

• Gaseous

• Crystalline solid

• Amorphous solid