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The equation Δ x Δp ≥ h/ 4Π shows:
(1) de-Broglie relation
(2) Heisenberg's uncertainty principle
(3) Aufbau principle
(4) Hund's rule
ans: Heisenberg's uncertainty principle
Which of the following electronic configuration is not possible according to Hund's rule: (1) 1s 2 2s 2 (2) 1s 2 2s 1 (3) 1s 2
give 2 exaples of computatins in stoichiometry
Acceptance tests What are Acceptance Tests? Acceptance tests are used to evaluate product acceptability or liking or to determine which of a series of products is the most acc
The atomic number of an element having the valency shell electronic configuration 4s 2 4p 6 is: (1) 35 (2) 36 (3) 37 (4) 38 Ans: 35
What is chemical formula for Borax? Ans) Chemical formulae of borax is (Na 2 ) B 4 (O 7 ) .10(H 2 ) O
The kinetic theory of gases: The gas laws were empirically developed from experimental observations. The kinetic theory of gases assumes that the molecules or atoms of a gas
What is aromatic hydrocarbon
Q. How reliable are measurements? When scientists glance at measurements they want to know how accurate as well as how precise the measurements are. Accuracy demotes to how c
Show by means of equations and reagents, how the following conversion would be achieved? Propyne to butanoic acid
A useful model of interfacial mass transport makes three assumptions: (i) there is a difference between the concentrations of A at the interface, C A denoted C A in Phases I
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