Post category:Chemistry Mcqs Post comments:0 Comments What are Columns in Periodic table called? A. Period B. Group C. Verticals D. Perpendiculars Read more articles Previous PostWhat are rows in Periodic table called? Next PostMost of the ozone in the atmosphere is concentrated in the You Might Also Like What are rows in Periodic table called? September 30, 2021 A seasonally reverse wind is known as_____? September 1, 2021 What is the molar mass of water (H2O)? September 3, 2020 How many natural elements are there? May 27, 2020 Which of the following lens are useful in the microscope? (CSS MPT 2022) March 3, 2022 The density of a gas increases, when ________ August 7, 2022 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