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Designate on an energy level diagram thee conduction and valence bands, acceptor & donor states and position of Fermi level for
(i) An intrinsic semiconductor.
(ii) A n-type semiconductor.
(iii) a p-type semiconductor.
Q. What is chlorophyll? A magnesium complex of porphyrin is called chlotophyll. the green colouring material in plants and which is essential for photosynthesis. Hemoglobin
explain the bonding and structure in transition metal carbonyls
A 0.5M solution of NaNO2 is made. What is the pH of the solution?
The surface area of the Pacific Ocean is 166000000000000m 2 . Write this quantity in scientific notation. To write the amount in scientific notation move the decimal point to after
equation ..
Q. Determine Molecular Mass of Atoms Ans: 6.02 x 10 23 is a really big number. It would be hard to count that many of any object. That's one of the reasons we count atoms b
Electro refining of Copper • Electrolyte - Aqueous copper sulphate solution (acidified) • Cathode - Pure copper metal (thin rod) • Anode - Impure copper metal (thick block) • Disso
Isomers, which vary in the rotation of the plane polarized light, are known as Optical Isomerism.
what is atomic radii
Q. Calculate the specific heat of strange metal? Ans. You found a 50.0 sample of an unknown metal while you were scuba diving near the remains of anancient ship wreck. To test
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