1) you have not mentioned whether your wife is working or not
2) if your wife is working and there is not much difference in your income she would not be entitled to maintenance
3) if your wife is not working then court may award her Rs 12000 as monthly maintenance
4) it was mistake purchasing property in wife name
5) she would claim said property in the event of divorce
6) your wife has no share in properties standing in name of your parents