Post category:Chemistry Mcqs Post comments:0 Comments What is the chemical formula of Ozone? A. H2O B. C12 C. O3 D. CH4 Read more articles Previous PostA seasonally reverse wind is known as_____? Next PostWeather describes the condition of ______ at anytime. A. The earth B. The land surface C. The Atmosphere D. The ionosphere You Might Also Like Polythene is a ….. February 17, 2022 The most densest substance on the Earth is: May 23, 2021 Chemical name of vinegar is _____________? January 2, 2021 Radioactivity was discovered by __________. June 19, 2022 Salt is _______ in nature. December 11, 2020 X-rays were discovered by: May 24, 2021 Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Δ