periodic table, Chemistry

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Freons - halogen derivatives, Freons - Halogen Derivatives The chloro f...

Freons - Halogen Derivatives The chloro fluoro that is derivatives of  methane and ethane are called freons. Some of the derivatives are: CHF 2 Cl   (monochlorodifluoromethane)

Noble metals get rust even they had high electrode potential, why didnt all...

why didnt all the noble metals get rust even they have high electrode potentials? Ans) for e.g if you look at gold it is highly reactive with greater negativity of gibbs free ener

The electronic configuration of calcium ion, The electronic configuration o...

The electronic configuration of calcium ion  ( Ca2 + )  is: (1) 1s 1 , 2s 2, 2p 6 , 3s 2 , 3p 6 , 4s 2           (2) 1s 1 , 2s 2 , sp 6 , 3s 2 , 3p 6 , 4s 1

De-broglie wavelength of an electron moving with a velocity, What will be d...

What will be de-Broglie wavelength of an electron moving with a velocity of 1.2 x 10 5 ms -1 : (1)  6.068x 10 -9   (2) 3.133 x 10 -37               (3) 6.626x 10 -9

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what is the unabbreviated electron configuration of lanthanum

What are the properties of water?, Q. What are the properties of water? ...

Q. What are the properties of water? Ans. Water is a colorless, odorless, tasteless liquid with a melting and freezing point of 0 o C and a boiling point of 100 o C at 1 a

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