Write the net ionic equation for the reaction between an acid and (a) CuS, (b) Cu(N3)2

Q: A solution was prepared by dissolving 511 mg of Na,Fe(CN), (M = 303.91 g/mol) in sufficient water to…

A: Concentration of a solution is determined in terms of molarity which means moles of the solute in…

Q: When a solution of potassium chromate, K,Cro, (aq) is added to a solution of silver nitrate, AgNO,…

A: A precipitation reaction is the reaction in which an insoluble salt is formed when two solutions…

Q: I + Cr,0,- Cr" + I, + H2O (acidic)

A: The given redox reaction is  I-+Cr2O72-→Cr3++I2+H2O Oxidation half reaction I-→I2(as oxidation…

Q: Br + Br2 Br Colorless Red Br, Br 2B12 Br Br Red Colorless

A: The reduced stability of these multiple bonds in the given reactions is the deciding factor for the…

Q: Cocl, + 2Na Co + 2NaCI

A: Balancing involves making equal no. of atoms of all the elements on the reactant and product side.

Q: Calculate the Molarity of 0.0786 moles Aluminum dichromate, Al>(Cr,07)3 when dissolved in 2 L…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: snip

A: The final step in the smelting of FeCuS2 is  Cu2S(s)  + 2Cu2O(s) --> 6Cu(l) + SO2(g) (a) For…

Q: Why do transition elements show variable oxidation states?

A:

Q: Cr in an ore exists as Cr203, and is converted quantitatively to BaCrO4 (253.33 g/mol). Calculate…

A: Given: Chromium ore, Cr2O3

Q: dy 4.1. MetaliIs an element that readily produces positive ions (cationsl and has metallic bonds to…

A: Heavy metals refers to any metallic chemical element that has relatively high density and is toxic…

Q: a 0.500 g sample of impure magnetite (Fe3O4) is converted by chemical reactions to Fe2O3(159.69…

A: The question is based on quantitative analysis. we have to find out percentage iron oxide present in…

Q: Write the net ionic equation for the reaction between astrong acid and (a) CuS, (b) Cu(N3)2.

A: (a) The net ionic equation for the reaction between a strong acid and CuS

Q: Pb | PbSO,(s), SO,-- || Cu++ | Cu Cd | Cd** || H+ | H2(g) Zn | Zn++ || Fe+++, Fe++ | Pt

A: Electrochemical cell reaction: It is a process in which electrons flow from one substance to another…

Q: 4. This question concerns the d-block elements, Sulphur, Nitrogen and Group IV elements,. (a) (i)…

A: (i) The main difference between d block elements and transition metals is that d block elements have…

Q: What is the structure of CrO5 and what is Oxidation number of Cr in this compound?

A: The chemical structure of CrO5 is drawn as,

Q: would a percipitartion reaction occur between Mn(NO3)2 and K2CO3?

A: Here, we have to determine whether a precipitation reaction occur between Mn(NO3)2 and K2CO3.

Q: Which element has the higher first ionization energy, Cu or Au?

A: The first ionization energy is the energy required to remove an electron from a neutral atom to form…

Q: Would you expect salts of the gold(I) ion, Au+, to be colored? Explain.

A: The presence of a partially filled d orbital is responsible for the coloration in ions because of…

Q: Why can co-ordinate bonds be formed between transition metal ions and water molecules

A: Answer

Q: Outline the separation of the group of ions, leaving out all unnecessary steps Pb**, Cu, ca** +2 +2…

A: Given - Ions - Pb+2 , Cu+2 , Cd+2    These all are group II insoluble sulfide salt's ions , for…

Q: JH) Draw and give the shape of the complex ion in [Co(en)2Cl2]"CI

A: Coordination compound [Co(en)2Cl2]Cl has one counter ion chloride , Cl- and coordination sphere…

Q: In aqueous solution, Co(H₂O) 6²+ is pink, CoCl4²- is blue, and CI- and H₂O are colorless. The…

A:

Q: 5. Name following compounds and find the oxidation states of them. (a) [Co(NH3)6]Cl; (b)…

A: Here we are required to name the complex and also find the oxidation state of the central metal.

Q: Give reasons :(i) Zn is not regarded as a transition element.(ii) Cr2+ is a strong reducing agent.

A: (i) Zn belongs too d block but not considered as transition elements because it contains completely…

Q: 2) What are the oxidation state for As and Cl in AsCl from this reaction? 2 As (s) + 3 Cl2 (g) ->…

A: Since we know that the Cl reacts with metals to form a ion Cl- with oxidation state of 1- And As is…

Q: )[Ma(cO),]

A: In coordination compound,  CO bond length depends on metal atom.

Q: What is the net ionic equation for the reaction between aqueous solutions of Cu(C2H3O2)2 and NaOH

A: Balanced chemical equation: Cu(C2H3O2)2 (aq) + 2NaOH (aq) -------> Cu(OH)2 (s)  + 2NaC2H3O2 (aq)…

Q: ) Determine the oxidation state of the metal ion in [Fe(CN)6]^4− B) Determine the oxidation state…

A: Oxidation state of the metal ion in [Fe(CN)6]4- Oxidation state of the metal ion in [Co(ox)3]4-

Q: 1.) What are the oxidation states of the atoms in the following complex ions: (a) CO, (b) Cd(OH),,…

A:

Q: A 0.630 g sample of the ore is completely dissolved in concentrated HNO3(aq). The mixture is diluted…

A: Given data Mass of ore = 0.630 g Volume of solution = 50 ml = 0.05 L Absorbance of solution = 0.74 =…

Q: What happens if a piece of metallic copper is dipped in a solution containing Cr3 + ions?

A:

Q: Calculate the pH of a solution that is 0.100 M in Fe(NO3)3.

A: K=[H3O+][Fe(H2O)5OH]2+[Fe(H2O)6]3+

Q: Provide the balanced net ionic equation between Cu2+  and Na2S2O3

A: In the reaction between Na2S2O3 and Cu2+ in a solution, copper thiosulfate CuS2O3 is expected to be…

Q: a) b) c) Calculate the M oxidation states: Draw the structures: What are the colours and why?…

A:

Q: ion oxidation state of metal atom [Mac (NH).J [Fe(OH), (co)]

A: This question is related to coordination chemistry. A coordination complex consists of a central…

Q: Fe2* + Cr,0,- Fe+ + Cr**

A: Fe2+ + Cr2O72-  ---> Fe3+ + Cr 3+ 1.) Oxidation Half Reaction:             Fe2+  --->  Fe3+…

Q: What is the formula for K+ + CO23

A: A chemical compound consists of two or more different elements which are bonded with each other…

Q: Q2. What are the geometric shape and the oxidation number of the copper atom, respectively, for the…

A: Coordination complex , [ CuCl5]3- has Trigonal bi pyramidal shape. In this compound , there is three…

Q: Because the oxide ion is basic, metal oxides react readily with acids.(a) Write the net ionic…

A: Net ionic equation is the the one that involves only those ion which are actually causing the…

Q: If your base metal is Fe, which among the following metals can you use as a noble coating for…

A: We use coating to prevent corrosion of the metal that we want .  Metal to be used for coating must…

Q: • a transition metal in the fourth period • a metal in the third period a non-metal in group 6A, or…

A: All the elements are arranged in the periodic table in order of atomic number.  There are total 7…

Q: (a) What is a coordinate covalent bond?(b) Is it involved when FeCl3 dissolves in water? Explain.(c)…

A: (a) According to valence bond theory, complex ions have coordinate covalent bonds between ligands…

Q: What is the balanced net ionic equation of NH3 reacting with Fe(NO3)3 and reacting with CuS

A: