Highest water solubility among alcohols, phenols and nitrophenols

This type of question, asked 3 times: 3 May 2023 S2, 23 Apr 2025 S1, 20 Apr 2026 S1. All 3 questions below, oldest first.

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Question 1
3 May 2023 S2
63 $Identify the compound having highest solubility in water from following?$
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Question 2
23 Apr 2025 S1
73 $Which of the following has highest solubility in water?$
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Question 3
20 Apr 2026 S1
42 $Which among the following compounds has highest solubility in water?$
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