Question

In D1 Option (C) is correct and D2 Option (B) is correct.....But How??​

Answer 1

Answer:

1 c

2 b

Explanation:

explanation is in attachment file

Answer 2

Answer:

Rules for such type of questions -

• Assign priorities to the four atoms or groups attached to the chiral carbon
• If atom or group of lowest and highest priorities occupies horizontal position in the Fischer projection,then make two interchanges of atoms or groups in such a way that the atom or group of lowest priority is placed either vertically upward or downward
• Determine the direction of movement from 1 to 3