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The electron density between 1s and 2s orbital is:
(1) High
(2) Low
(3) Zero
(4)None of these
Ans:Zero
What is linear geometry The beryllium (Be) bears two groups, and thus has linear geometry. The H-Be-H bond angle is 180°.
Write the maximum possible coordination number of an atom in an hcp crystal structure of an element? Illustrate the formula relating pressure of a gas with its mole fraction in
It is a part of chemistry which deals with the organic compounds formed by carbon , hydrogen ,oxygen.
verify the law of multiple proportions for an element X, which forms oxides having percentages of X equal to 77.4%, 63.2%,69.6% and 72.0%
CLARK'S METHOD OR SOAP TITRATION METHOD: This method depends upon the fact that when soluble soap is added to hard water, constituent of hard water. Ca, Mg and other heavy metals
What is gattermann Koch reaction?
how does salt bridge works??
Equilibria Equilibrium can also exist in between the same species in two different forms e.g. liquid and solid, liquid and gas. An equilibrium constant may also be produced for
Q. What are the types of emulsions? Emulsions can be of three types: 1) Temporary emulsion: These require vigorous shaking just before they are used, as they separate out e
in an electrophoresis experiment , spherical colloidal particles of diameter 0.5 um are disperside in a solution of 0.10mol per litter nacl , if the particles are observed to cover
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