Forum Forums Class-10 Science Periodic Classifica... Notifications Clear all Periodic Classification Of Elements Page 3 / 30 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Next Votes & Answers Question Question Status 0 1 138 In each of the following pairs, choose the atom having the bigger size: (a) Mg (At. No.12)... By Jaiyush19, 4 years ago replies 1 0 1 158 Consider the following elements : 20Ca, 8O, 18Ar, 16S, 4Be, 2He Which of the above element... By Jaiyush19, 4 years ago replies 1 0 1 104 An atom has an electron structure of 2, 7. (a) What is the atomic number of this atom? (b)... By Jaiyush19, 4 years ago replies 1 0 1 181 The atomic numbers of the three elements X, Y and Z are 2, 6 and 10 respectively. (i) Whic... By Jaiyush19, 4 years ago replies 1 0 1 159 What is a group in the periodic table? In which part of a group would you separately expec... By Jaiyush19, 4 years ago replies 1 0 1 155 Explain why, the first period of the modern periodic table has only two elements whereas s... By Jaiyush19, 4 years ago replies 1 0 1 136 What are the periods and groups in a periodic table? Give two characteristics of each. (b)... By Jaiyush19, 4 years ago replies 1 0 1 138 In the modern Periodic Table, why does cobalt with higher atomic mass of 58.93 appear befo... By Jaiyush19, 4 years ago replies 1 0 1 140 Why does the size of the atoms progressively become smaller when we move from sodium (Na) ... By Jaiyush19, 4 years ago replies 1 0 1 169 How does the tendency to lose electrons change as we go down in group 1 of the periodic ta... By Jaiyush19, 4 years ago replies 1 Page 3 / 30 Prev 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
