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The Bohr orbit radius for the hydrogen atom (n=1) is approximately 0.530Å . The radius for the first excited state (n=2) orbit is:
(1) 0.13Å
(2) 1.06Å
(3) 4.77Å
(4) 2.12Å
Ans: 2.12Å
How does the substrate concentration affect the speed of enzymatic reactions? Ans) Initially as substrate concentration enhances the speed of the reaction enhances, this happens
standard estimation protocol
Number of protons, neutrons and electrons in the element 231/89 y is: (1) 89, 231, 89 (2) 89, 89, 242 (3) 89, 142, 89 (4) 89, 71, 89 Ans: 89, 142, 89
Q. Illustrate modern atomic model of De Broglie? 1. Electrons inhabit the space surrounding the nucleus and can exist in several discrete principal energy levels each designate
In CH2=C=CH2 it is given that the length between H of first carbon at top and H of last carbon at top is L1 and length between H of first carbon at top and H of last carbon at bot
maximum no of unpaired electrons a)mn2+ b)ti3+ c)v3+ d)fe2+
internal conditioning
What is purity criteria.
The maximum number of unpaired electron can be present in d orbitals are: (1) 1 (2) 3 (3) 5 (4) 7 Ans: 5
The number of electrons that can be accommodated in dz 2 orbital: (1) 10 (2) 1 (3) 4 (4) 2 Ans: 2
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