CBSE Class 10 Chemistry Modern Periodic Table Of Elements
- 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
- How tp learn the symbols element
- drawbacks of mendeleev and modern periodic table with example
- Que:-How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements?
- how does the atomic size vary as you go down a group?
- Just as the way we locate a point on graph as (x, y), can we locate an element as (group number, period)?
- Dear teachers give some questions. From the chapter periodic classification of element .. that will come on board
- what are noble gases
- please explain diagonal relationship
- Please answer this question given in the image...
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