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(i) State the type of bonds in Y. (ii) What can you say about its melting point and boiling point? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Two non-metals combine with each other by the sharing of electrons to form a compound X. (a) What type of chemical bond is present in X? (b) State whether X will have a high melting point or low melting point. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Write down the electron arrangement in (i) a magnesium atom, and (ii) a chlorine atom. (b) How many electrons are there in the valence shell of (i) a magnesium atom, and (ii) a chlorine atom? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh What is the electronic configuration of (i) a sodium atom, and (ii) an oxygen atom? (b) What is the number of outermost electrons in (i) a sodium atom, and (ii) an oxygen atom? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Write the electron arrangement in (i) a magnesium atom, and (ii) an oxygen atom. (b) How many electrons are there in the valence shell of (i) a magnesium atom, and (ii) an oxygen atom? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Write down the electronic configuration of (i) sodium atom, and (ii) chlorine atom. (b) How many electrons are there in the outermost shell of (i) a sodium atom, and (ii) a chlorine atom? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Explain why, a salt which does not conduct electricity in the solid state becomes a good conductor in molten state. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Draw the electron-dot structures of the following compounds and state the type of bonding in each case : 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Using electron-dot diagrams which show only the outermost shell electrons, show how a molecule of oxygen, O2, is formed from two oxygen atoms. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Draw the electron-dot structures of the following compounds and state the type of bonding in each case: (i) CO2 (ii) MgO (iii) H, O (iv) HCl (v) MgCl2 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Using electron-dot diagrams which show only the outermost shell electrons, show how a molecule of nitrogen, N2, is formed from two nitrogen atoms. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh What is the difference between a cation and an anion? How are they formed? Give the names and symbols of one cation and one anion. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Describe how sodium and chlorine atoms are changed into ions when they react with each other to form sodium chloride, NaCl. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh What type of bonding would you expect between the following pairs of elements? (i) Calcium and Oxygen (ii) Carbon and Chlorine (iii) Hydrogen and Chlorine 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Draw the electron-dot structure of a hydrogen chloride molecule: (i) Which inert gas does the H atom in HCl resemble in electron arrangement? (ii) Which inert gas does the Cl atom in HCl resemble in electron arrangement? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh (i) Write electron-dot structures for magnesium and oxygen. (ii) Show the formation of MgO by the transfer of electrons. (iii) What are the ions present in this compound? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh What are noble gases? What is the characteristic of the electronic configuration of noble gases? (b) What is the cause of chemical bonding (or chemical combination) of atoms of elements? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Give the formulae of the compounds that would be formed by the combination of the following pairs of elements : 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Explain why a solution of cane sugar does not conduct electricity but a solution of common salt is a good conductor of electricity. 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Name one ionic compound containing chlorine and one covalent compound containing chlorine. (b) How will you find out which of the water soluble compound A or B is ionic? 4 years ago Jaiyush19 class 10 metals non metals lakhmir singh Page 5 / 5 Prev 1 2 3 4 5 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
