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- 1. For ZnCu1-In„S2 and Zno.44Cuo.7sIno.78S2, use the oxidation state of each element to show how the overall charge is zero.Calcul. X (83,89 X E Whe What n/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [Review Topics] [References Use the References to access important values if needed for tE The following Lewis diagram represents the valence electron configuration of a main-group element. This element is in group According to the octet rule, this element would be expected to form an ion with a charge of If X is in period 4, the ion formed has the same electron configuration as the noble gas The symbol for the ion is Submit Answer Retry Entire Group 8 more group attempts remaining Cengage Learning Cengage Technical Support1. I. How is metallic bonding formed? II. Explain why metallic bonding strength decrease down the group. Eg. Li>Na>K>Rb>Cs
- * OWLV2 | Online teachin X C According To The Following + akeAssignment/takeCovalentActivity.do?locator-assignment-take&takeAssignmentSessionLocator= [Review Topics] [References] Use the References to access important values if needed for this qu The illustration to the left represents a mixture of nitrogen ( blue ) and oxygen ( red ) molecules. tarted If the molecules in the above illustration react to form N2O4 according to the equation N2 2 O2 N2O4. the limiting reagent is the number of N,0, molecules formed is and the number of molecules in excess is SuhwitApayn a more group attempts remaining a $* OWLV2 | Online teaching and lea x enow.com/ilrn/takeAssignment/takeCovalentActivity.do?lacator=assignment-take [Helerenceo) Write a formula for the following compounds, using M with appropriate charges to represent the metal ion a Any group IA(1) clement and So, Formula b. Any group IA(1) element and CHO, Formula C. Any metal that forms M+ ions and Cr, 0, Formula: d Any metal that forms M+ jons and AsO. Formula: c. Any metal that forms M 10ns and NO, Formula Submit Answer Try Another Version 9 Iten attenpts remaingNitrogen ions tend to have a charge of 3-; explain the reason for this pattern/trend.
- Q1. Because Gadolinium is highly toxic, it is treated with a process called chelation, which creates a protective “cage” of harmless ions that surround the Gadolinium and prevent it from harming the patient before it can be excreted from the body. The contrasting agent Eovist (gadoxetate disodium) has the chemical formula C23H28GdN3Na2O11. Calculate the mass of 10.0 mmol of Gadolinium. Q2. Calculate the mass of 10.0 mmol of Eovist. Q3. What percentage of the mass of Eovist is gadolinium?4. Assign the following as R or S. NH₂ o Br Br OH OH J. Bril..geNSUINortheastern St Content OWLv2 LOnline teachina. Chomistry Questions& A. A Shert Danor: Alcohol/Foc O X Screenshot 2020-11-15 at 11.09... O O Q Q OC [References] A compound, XF4, is 39.03% fluorine by mass. Identify the element X. Scien Ch What is the molecular structure of XF4? trigonal pyramid Try Another Version 3 item attempts remaining Ch square pyramid Ch ahedron Ch trigonal bipyramid linear tetrahedron bent Ch plane triangle Ch Ch acy - Terms Ch 11:10
