what is medlevs law
Asked by fahimbashar7 | 28th Jul, 2020, 10:23: AM
Please click on Mendeleev's Periodic Law to view the solution to your query.
Answered by Sheetal Kolte | 28th Jul, 2020, 07:11: PM
- 1. Electronic configuration of an element ‘x’ is 2.8.1 and for ‘Y’ 2.8.7 then mention the bond existing between 2 elements. a) Covalent bond b) Ionic bond c) Hydrogen bond d) Metallic bond 2. Identify the element in a 2nd period and 14th group with valency 4. a) Carbon –C b) Silicon – Si c) Boron – B d) Fluorine – F 3. Modern periodic law state that “the properties of elements are the periodic function of their ___________. a) Atomic number b) Atomic mass c) Valiancy d) Atomic radius. Name the group of hydrogen. 9. In a Modern periodic table how the ionization energy, metallic nature and atomic radius vary? 10. 6 C 12 , 20Ca40 , 21SC45 Write the Electronic configuration of given elements and mention the group period and block
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