Which of the following statement(s) is (are) true about a compound that has a molecular ion peak in its mass spectrum at mass 69 and shows a prominent peak in its IR spectrum at 2250 cm-1?
A) The compound has a molecular mass of 70.
B) The compound contains a C=O group.
C) The compound contains a cyano or alkyne group.
D) Both (The compound has a molecular mass of 70) and (The compound contains a C=O group) are true statements.
E) Both (The compound has a molecular mass of 70) and (The compound contains a cyano or alkyne group) are true statements.
Correct Answer:
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