How many methyl group are present in 2, 5-dimethyl-4-ethylheptane (a) 2 (b) 3 (c) 4 (d) 5 5-dimethyl-4-ethylheptane (a) 2 (b) 3 (c) 4 (d) 5 How many methyl group are present in 2 December 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,