← Back to shiwamsclass.com← Website
← Bihar Board Class 12 PYQ

The p-Block Elements

Bihar Board Class 12 · Chemistry · 73 past questions

2 of 73 · show all

  1. Q51 2018
    The product obtained when silica reacts with hydrogen fluoride is-
  2. Q58 2018
    Silicon shows only +4 oxidation state but it shows both +2 and +4 oxidation states both. Why?