What is the diagonal effect? What is the basic reason for the diagonal relation of elements? Which quality of elements enhances after a diagonal relationship?
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- What is the diagonal effect? What is the basic reason for the diagonal relation of elements? Which quality of elements enhances after a diagonal relationship?
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- Write a full electron configuration and orbital diagram for yttrium. Why does the 4s orbital have a lower energy than the 3d orbital in an electron configuration?how can you use the periodic table or electron configuration to find out if an element is ferromagnetic, paramagnetic, or diamagnetic?P^3- orbital filling diagram
- I just need some help understanding how to tell the different between the size, shape , and energy of different orbitals. 1) explain how a 2s orbital differs in size shape and energy from a 5s orbital chemistry? 2) Explain how a 4dxy orbital differs in size, shape, and/or energy from a 4dyz orbital?Which element in the periodic table has the highest number of allotropic forms?a) what is meant by the term polarizability? (b) Which of the following atoms would you expect to be most polarizable: O, S, Se, or Te? Explain.
- 6. Calculate the planar density of a BCC element if the radius is 0.125 nm. 7. Calculate the linear density of Al in [210], if its radius is 0.405 nm.The gadolinium +3 ion (Gd3+) has advantageous magnetic properties for Magnetic Resonance Imaging (MRI) applications, specifically a high number of unpaired electrons. In fact, both neutral Gd and Gd3+ have a set of degenerate orbitals with seven unpaired electrons. a) Write the electron configuration for Gd and Gd3+ using the condensed noble gas notation. Identify which orbitals lose electrons to yield the +3 cation based on the above information. Explain your reasoning (2-3 sentences). b) Curium (Cm) is an actinide element named for Marie Curie. Cm is in the same group as Gd and also forms a +3 cation. Write the electron configuration for Cm and Cm3+. c) While +3 is the most common oxidation state for lanthanide elements, some can form +2 ions. Identify an isoelectronic ion to Gd3+ that has a +2 oxidation state and indicate which orbitals lose electrons to form that ion.or diamagnetic? Explain your answer. 1 4. What relationship does Zeff have with periodic trends of atomic size, ionization energy, and electron affinity? The conceptual rationale/explanation is extremely important. A complete answer will include the trend from left to right as well as top to bottom of the periodic table with an explanation on how Zeff does or does not impact these trends.