Two Molecules of Phenylhydrazine Condense with Each Molecule of a Given

question 51

Multiple Choice

Two molecules of phenylhydrazine condense with each molecule of a given aldohexose to give an osazone in which:

• A) a phenylhydrazone derivative is formed at C1 only.
• B) a phenylhydrazone is formed at C2 only.
• C) both C1 and C2 are converted to phenylhydrazones.
• D) C1 and C2 are connected by a carbon-carbon double bond.
• E) C1 and C2 are connected via a cyclic hydrazone.

---

Definitions:

While Loop

A while loop in programming is a control flow statement that allows code to be executed repeatedly based on a given Boolean condition.

Even Numbers

Numbers that are divisible by 2 without any remainder, such as 2, 4, 6, and so on.

Branching Mechanisms

Control structures in programming that allow the execution path of a program to change based on conditions or values.

For Statement

A for statement is a control flow statement in programming that iterates a part of the code a specific number of times based on a condition.