Which of the following structural factors is primarily responsible for H₂Se being a stronger acid than H₂S?

Name: Which of the following structural factors is primarily responsible for H 2 Se being a stronger acid than H 2 S?
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Question

Quizplus · Accepted Answer

The size of the anion is the primary factor here. In H₂Se, selenium (Se) is larger than sulfur (S), which allows the negative charge to be more dispersed in the conjugate base, making it more stable and thus the acid stronger.

Which of the Following Structural Factors Is Primarily Responsible for H2Se

Which of the Following Structural Factors Is Primarily Responsible for H₂Se