Waec 2022 Chemistry Question 44
Practice objective / multiple choice question 44 from the 2022 Waec Chemistry examination.
Consider the following table: \begin{tabular}[t]{|l|l|l|} \hline Substance & Melting point/ °C & Boiling point/°C \ \hline \( P \) & -78 & -25 \ \hline \( Q \) & -8 & 40 \ \hline \( R \) & -6 & 150 \ \hline \( S \) & 44 & 280 \ \hline \end{tabular} Which of the substances is a liquid at room temperature and rapidly evaporates on exposure to air?
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About This Question
This is Waec 2022 Chemistry Question 44. It is one of the objective questions from the 2022 Waec Chemistry examination.
Difficulty level: 2 .
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