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(a)
Interpretation:
The element for the following orbital diagram has to be identified. Also, whether this orbital diagram is the ground state or an excited state of the atom has to be determined. If this orbital diagram is an excited state then the ground state orbital diagram has to be drawn.
Concept Introduction:
The electronic configuration is defined as the distribution of electrons in various atomic orbitals of the atom. The electrons that are present in an outermost orbital are known as valence electrons whereas those present in the orbitals with lower quantum numbers are called core electrons. Electrons are filled in orbitals in accordance with three rules: Aufbau principle, Hund’s rule, and Pauli’s exclusion principle. Aufbau principle states that electrons are filled in the orbitals from lower to higher energy level as follows:
Hund’s rule states that initially each orbital is singly occupied and then pairing occurs and Pauli’s exclusion principle states that the spin of two electrons in one orbital is always different.
If one or more electron is in higher allowed orbitals of the atom then this is known as excited state of the atom. Excited-state of an atom can be shown by its orbital diagram. The orbital diagram is the way to show the distribution of electrons in an atom.
(b)
Interpretation:
The element for the following orbital diagram has to be identified. Also, whether this orbital diagram is the ground state or an excited state of the atom has to be determined. If this orbital diagram is an excited state then ground state orbital diagram has to be drawn.
Concept Introduction:
Refer to part (a).
(c)
Interpretation:
The element for the following orbital diagram has to be identified. Also, whether this orbital diagram is the ground state or an excited state of the atom has to be determined. If this orbital diagram is an excited state then the ground state orbital diagram has to be drawn.
Concept Introduction:
Refer to part (a).
(d)
Interpretation:
The element for the following orbital diagram has to be identified. Also, whether this orbital diagram is the ground state or an excited state of the atom has to be determined. If this orbital diagram is an excited state then ground state orbital diagram has to be drawn.
Concept Introduction:
Refer to part (a).
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Chapter 7 Solutions
Chemistry: Principles and Practice
- true or false The equilibrium constant for this reaction is 0.20. N2O4(g) ⇔ 2NO2(g) Based on the above, the equilibrium constant for the following reaction is 5. 4NO2(g) ⇔ 2N2O4(g)arrow_forwardtrue or false The equilibrium constant for this reaction is 0.20. N2O4(g) ⇔ 2NO2(g) Based on the above, the equilibrium constant for the following reaction is 0.4. 2N2O4(g) ⇔ 4NO2(g)arrow_forwardtrue or false Using the following equilibrium, if heat is added the equilibrium will shift toward the reactants. N2(g) + 3H2(g) ⇔ 2NH3(g) + heatarrow_forward
- True or False Using the following equilibrium, if heat is added the equilibrium will shift toward the products. N2O4(g) + heat ⇔ 2NO2(g)arrow_forwardtrue or false Using the following equilibrium, if solid carbon is added the equilibrium will shift toward the products. C(s) + CO2(g) ⇔ 2CO(g)arrow_forwardProvide the complete mechanism for the reaction below. You must include appropriate arrows,intermediates, and formal charges. Please also provide a reason to explain why the 1,4-adduct is preferred over the 1,3-adduct.arrow_forward
- Which of the following pairs are resonance structures of one another? I. III. || III IV + II. :0: n P !༠ IV. EN: Narrow_forwardPredict the major organic product(s) and byproducts (either organic or inorganic) for thefollowing reactions.arrow_forwardA 8.25 g sample of aluminum at 55°C released 2500 J of heat. The specific heat of aluminum is 0.900 J/g°C. The density of aluminum is 2.70 g/mL. Calculate the final temperature of the aluminum sample in °C.arrow_forward
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