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Write an equation that shows the formation of the selenide ion from a neutral selenium atom
Two element have electronegativity of 1.2 and 3.0. Bond formed between them would be: (1) Ionic (2) Polar covalent ( 3) Co-ordinate (4) Metallic A ns: Ionic
Q. Illustrate Law of Conservation of Mass? Ans: Conservation of Mass and Atoms: The Law of Conservation of Mass states that mass is neither created nor destroyed. Th
Explain the mechanism of fluid film or hydrodynamic lubrication.
Indicate the nature of bonding in diamond: (1) Covalent (2) Ionic (3) Coordinate (4) Hydrogen Ans: Covalent
Face cetered cubic structure In FCC structure, the atoms are situated at each of the eight corners and at the centers of all cube faces of the unit cell. Every face centered at
#notes
alkali metals belong to s-block in the periodic table.why?
how to find out oxidation state?
Equation shows the combustion of methane. a. By analogy, write a similar chemical equation using ethane, C 2 H 6 . b. Show this equation with Lewis structures. Answer:
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