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Which of the following explains the sequence of filling the electrons in different shells:
(1) Hund's rule
(2) Octet rule
(3) Aufbau principle
(4) All of these
Ans: Aufbau principle
Here''s the equation: NaOH + H2SO4 = Na2SO4 + H2O
NITROGEN Nitrogen is the great strength of the triple bond makes N2 thermodynamically and kinetically stable but moderately electronegative element. The atom can form three sing
ENTHALPY
Which of the following is least soluble: (1) BeF 2 (2) NaBr (3) CaF 2 (4
CALCULATE THE MOMENTUM OF APARTICLEWHICH HAS WAVELENGTH OF 2A
Dehydration or Decarboxylation of acids by MnO/300°C (1) This reaction occurs among two molecules of carboxylic acids. Both can be the same or different. (2) If one of the c
Q. in radioactive decay, a nucleus emits an alpha particle and two beta particle successively. show that the final nucleus is an isotope of original nucleus. Ans: Let the mass and
20.0 mL of 0.2 M CaCl 2 diluted with water to 100.0 mL. Calculate [CaCl 2 ], [Ca 2+ ] and [Cl - ]. Produce from concentrated hydrochloric acid (12 M) 3.0 L 0.60 M HCl solution.
Ring-chain isomerism: This kind of isomerism is because of different modes of linking of carbon molecules, that is the isomers process either open chain or closed chain structu
I need short questions and mcq related to this topic
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