Wife right on a hypotheticed flat while divorce is pending

Dear Experts, Request you to provide your valuable advise. 1.- A person has paid 10% of Booking amount of flat and rest 90% is arranged from Housing Loan from banker under Hypothecation arrangement. The person having divorce litigation with wife under court and wife is GOVT DR. working with Delhi Govt did not paid a single penny in down payment /EMI AND HUSBAND IS SINGLE OWNER. WIFE is threatening to claim in the flat that is under construction and has not been provided possession. my question is - 1. Can she claim her right in the property? 2. If yeas, my question is the same has not been under possession and until last installment is paid , the ownership will remain with banker, and in such scenario, how can court allow for partition of her share. 3.- Any relevant laws for the share in flat ,please apprise.