
Conjugate Acids & Bases Pairs
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Easy
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1.
FLASHCARD QUESTION
Front
What is a conjugate acid-base pair?
Back
A conjugate acid-base pair consists of two species that differ by the presence or absence of a proton (H+). The acid donates a proton, while the base accepts a proton.
2.
FLASHCARD QUESTION
Front
What happens to a base when it gains a proton?
Back
When a base gains a proton, it becomes its conjugate acid.
3.
FLASHCARD QUESTION
Front
What is the conjugate base of a strong acid?
Back
The conjugate base of a strong acid is typically a very weak base, often unable to accept protons.
4.
FLASHCARD QUESTION
Front
In the reaction H2O + NH3 ↔ OH- + NH4+, what is the role of NH3?
Back
NH3 acts as a base because it accepts a proton from water (H2O).
5.
FLASHCARD QUESTION
Front
What is the conjugate acid of NH3?
Back
The conjugate acid of NH3 is NH4+.
6.
FLASHCARD QUESTION
Front
What is the conjugate acid of HCO3-?
Back
The conjugate acid of HCO3- is H2CO3.
7.
FLASHCARD QUESTION
Front
What is the conjugate acid of NH2-?
Back
The conjugate acid of NH2- is NH3.
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