Which of the following is not an element (a) diamond (b) graphite (c) silica (d) ozone Which of the following is not an element (a) diamond (b) graphite (c) silica (d) ozone November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related