Capital gain on sale of land

YES he will be entitled to claim exemption under section 54/54F of Income tax act provided capital gain is long term.

if the house property which has been sold is residential then 5 otherwise 54F

yes he is entitled to claim....

yes long term capital gain then assesse may also opt for exemption under section 54EC which is better option instead of sec.54/54F .

Is the property in Ahmedabad is a residential house property?. If it is so, the capital gain can be claimed as exemption u/s 54 or if the property is a commercial property the exemption will be u/s 54F.