Commodity orders are placed in lots and not in shares. For each commodity, the lot size is different and you can enter the lot size on both scrip info and order form page. For example, 1 lot of crude oil is 100BBL.
Will I be allowed to trade in Commodity Options on expiry day?
What happens to long positions in commodity future contract expiry on the first day of the tender period?
What happens to short positions in Expiring future contracts during the tender period?
How can I trade in commodity options in Kotak Neo?