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The bond energy of an O- H bond is 109 kcal mol 1. When a mole of water is formed from H and O atoms, then
218 kcal is released.Two O-H bonds are there is H2O so 2*109 kcaland energy is released in bond making
Match the compounds below with the type of bonding each predominately exhibit. Question 3 options: NaCO3 NaBr SOCl2 CH4 1. ionic bonding 2. covalent bonding
As electron moves away from the nucleus, its potential energy: (1) Increases (2) Decreases (3) Remains constant (4) None of these Ans: Increases
can you describe how the valance shell electron configuration affectst the reactivity of the elements in the lanthanides and actinides series?
Q. Define Enthalpy and Calculate the Enthalpy of a system? Ans. Enthalpy is a measure of the total energy content of a system. It is represented by a big H. Change in ent
clear scientific definition of exothermic and endothermic reactions
what color about s-block oxide
The correct electronic configuration of Ti(Z= 22) atom is: (1) 1s 2 , 2s 2 , 2p 6 , 3p 6 , 4s 2 , 3d 2 , (2) 1s 2, 2s 2 , 2p 6 , 3p 6 , , 3d 4 , (3) 1s 2 , 2s
When a strip of metal (M) is brought in contact with the solution containing its own ions (Mn+), then either of the following three possible processes can take place: The meta
i would like to write report
Draw the line-bond structure of the nucleotide 2'-deoxyadenosine 5'-monophosphate (damp, disodium salt) and of the bases cytosine, guanine, and thymine. Indicate the correct hy
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