Comment on optical activity of the products. They are :

CH_(3)-CH=CH-CH_(3)overset(HBr)underset({:(" "R_(2)O_(2) Delta),("Anti-Markownikoff's addition"):})(to) Comment on optical activity of the products:

CH_3 - CH=CH-CH_3 underset(R_2O_2 Delta"(Anti-Markownikoff's addition)")overset(HBr)to Comment on optical activity of the products:

Product, Comment upon optical activity of the product

How can cis-and trans-hydroxylation of cis-2-butene be carried out ? Comment on the optical activity of the formed products.

products, Comment up on optical activity of products.