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This of the following occurs when two hydrogen atoms bond with each others:
(1) Potential energy is lowered
(2) Kinetic energy is lowered
(3) Electronic motion ceases
(4) Energy is absorbed
Ans: Potential energy is lowered
The molecule having one unpaired electron is: (1) NO (2) CO (3) CN - (4) Fe Ans: NO
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when H+ is removed from any compound it forms conjugate acid. the addition of H+ ion gives conjugate base.
name an artificial fertilizer or fertilisisers which farmer can use to increase the supply of nitrate,phosphate and potassium to their crops.what are the function of ions?
An ion has 18 electrons in the outermost shell, it is: (1) Cu + (2) Th 4+ (3) Cs + (4) K + Ans
Physical Properties of Acetic Acid (a) It is a colourless, at ordinary temperature, corrosive liquid along with a sharp pungent odour of vinegar. It has a sour taste. (b) Be
what are the properties of d-block elements?
what are the reactions involved using pottasium dichromate method?
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