The diagrams show the structures of two esters, $$\(X\)$$ and $$\(Y\)$$, that are formed in ripening apples. Which carboxylic acids are formed when these esters are hydrolysed by $$\(\mathrm{H}_{2} \mathrm{SO}_{4}(\mathrm{aq})\)$$ ?
A.
B.
C.
D.
Exam No：9701_s24_qp_12 Year：2024 Question No：38
Answer:
B
Knowledge points:
3.5.1.1 $\mathrm{BF}_{3} \text { (trigonal planar, } 120^{\circ} \text { ) }$
3.5.1.2 $\left.\mathrm{CO}_{2} \text { (linear, } 180^{\circ}\right)$
3.5.1.3 $\mathrm{CH}_{4} \text { (tetrahedral, 109.5°) }$
3.5.1.4 $\mathrm{NH}_{3} \text { (pyramidal, 107°) }$
3.5.1.5 $\mathrm{H}_{2} \mathrm{O} \text { (non-linear, } 104.5^{\circ})$
3.5.1.6 $\mathrm{SF}_{6} \text { (octahedral, 90°) }$
3.5.1.7 $\mathrm{SF}_{6} \text { (octahedral, 90°) }$
3.5.2 predict the shapes of, and bond angles in, molecules and ions analogous to those specified in 3.5.1
Solution:
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