The amount unpaid on these shares for the first and final call is ₹ 5 per share (₹ 7 per share on the first and final call minus ₹ 2 already paid as premium).
\[
Calls in Arrears} = 1,000 \times ₹ 5 = ₹ 5,000.
\]
So, the Calls in Arrears Account will be credited by ₹ 5,000.