Arrhenius and Bronsted-Lowry Definitions

What is the main focus of the Arrhenius theory?

• The role of conjugate acids and bases

• Proton donors and acceptors

• Substances that produce H+ or OH- ions in water

• Reactions in non-aqueous solutions

According to the Arrhenius definition, what do acids produce in water?

• Hydrogen ions (H+)

• Hydroxide ions (OH-)

• Protons (H+)

• Conjugate bases

Which theory defines acids as proton donors?

• Molecular orbital theory

• Arrhenius theory

• Lewis theory

• Brønsted-Lowry theory

What is a limitation of the Arrhenius definition?

• It is too broad in scope

• It only works for solutions in water

• It includes non-aqueous solutions

• It explains all acid-base reactions

What is the pH range of acids?

• Between 7 and 14

• Less than 7

• Equal to 7

• Greater than 7

Which of the following is a property of bases?

• Feel slippery

• Taste sour

• React with metals to produce hydrogen gas

• Turn blue litmus paper red

What do bases produce according to the Arrhenius definition?

• Hydrogen ions (H+)

• Hydroxide ions (OH-)

• Protons (H+)

• Conjugate acids

Which theory is more comprehensive in explaining acid-base reactions?

• Arrhenius theory

• Brønsted-Lowry theory

• Dalton's atomic theory

• Bohr's model

What happens in a Brønsted-Lowry acid-base reaction?

• Transfer of electrons

• Transfer of protons (H+)

• Formation of covalent bonds

• Exchange of neutrons

Which of the following is an example of a base in everyday life?

• Citrus fruits

• Stomach acid

• Vinegar

• Soap