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Be's 4th electron will have four quantum numbers:
n l m s
(1) 1 0 0 +1/2
(2) 1 1 +1 +1/2
(3) 2 0 0 - 1/2
(4) 2 1 0 +1/2
Ans: 2 0 0 - 1/2
find H^+ concentration if Ph=4.90
PERIODIC TABLE and PERIODICITY OF ELEMENT
a) Write a balanced equation of the formation of dimethyl carbonate by the reaction of methanol with carbon dioxide. How can dimethyl carbonate form if phosgene is the reactant?
No, it does not depend upon concentrations of reactants, From the Arrhenius equation, k = Ae^(-Ea/RT) We can say, that it is dependent on activation energy(Ea) and temperatu
chemical reactions
Physical properties of Alkyl cyanides (1) Alkyl cyanides are neutral substance with pleasant odour, similar to bitter almonds. (2) Alkyl cyanides are Lower members containin
Q. Write short note on "Electrically conducting polymers". Ans. electrically conducting polymers: Many synthetic organic polymers have been found to possess high electrical c
Benzene hexa chloride reaction
silicon carbide is prepared using the chemical reaction SiO2+3C producing SiC+2CO so how many grams of SiC can be produced from 15 grams of C
what is hi
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