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Chemistry Periodical Exam, Attempt all f.m. 40, , 1. Define the term ionisation potential represent it .In form of an equation .In which unit, is measured. 3, 2. Define the term electron affinity .state it unit. Arrange the element of second period in, increasing order of electron affinity. 3, 3. 2013 from exercise chemical bonding 3, 4. Define the term basicity of an acid give the basicity of nitric acid and sulfuric acid 3, 5. Give one example of each 3, a. Basic oxide soluble in water, b. Hydroxide highly soluble in water, c. Oxide which is an base, , 1. Can we store cuso4 solution in an iron vessel? 4, 2. Define the term isomerism state two main causes of isomerism 2, 3. Write down the steps of nomenclature in brief with example. 4, , 1. 2013 from exercise(Periodic table) 5, 2. Taking MgCl2 as electrovalent compound and cl2 is covalent compound give for, difference between electrovalent and covalent compound 5, 3. 2008 from exercise(electrolysis) 5