Q: Which row describes how the metals are used?
A: Brass is an alloy of copper and zinc. Galvanisation or galvanization is the process of applying a…
Q: What is the oxidation state of each element in K, Cr, 0,? Cr What is the oxidation state of each…
A:
Q: Determine the oxidation state for Magnesium Silicide, Mg2Si
A: Oxidation state of Mg2Si: The sum of oxidation numbers for neutral compounds must be 0.
Q: What is the purposing of synthesizing Alum from an Aluminum can, and how does this experiment relate…
A: Alum is a double sulfate compound of a metal and aluminum. If potassium is present along with…
Q: Why we add CaCl2 for the production of Na metal from its molten chloride?
A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Determine the oxidation state for Gadolinium (III) Chloride, GdCl3
A: Oxidation state of GdCl3: The sum of oxidation numbers for neutral compounds must be 0.
Q: Why are almost all metals in nature found as ionic compounds in ores instead of being in the pure…
A: A question about the properties of metals, which is to be accomplished.
Q: A post transition metal in group 16 on the periodic table
A: The elements which are present to the right of a transition metal and to the left of the metalloids…
Q: Briefly define each term. a. orthosilicate b. amphibole c. pyroxene d. pyrosilicate e. feldspar
A: Since you are posted with multiple sub-parts. As per the rule, I am answering the first three…
Q: 19. Determine the highest possible oxidation state for each element.
A: The term oxidation state is also referred to as oxidation number. It describes the degree of…
Q: calculate the % composition of the compound
A: Given :- mass of barium silicide = 73.16 g mass of Barium = 33.62 g To determine :-…
Q: What is the oxidation state of each element in Mn(Cro, ),? Cr Mn
A:
Q: For each of the following compounds or ions provide the oxidation state of the metal, dn count and…
A:
Q: e. The sample of potassium is then reacted with hydrochloric acid (metal + acid). Draw a BONDING…
A:
Q: Determine the oxidation state of P in PO 3 3-. +6 -3 +3 +2 0
A:
Q: Enter the oxidation state of copper for each form in which it appears in the copper cycle of…
A: Name and the inorganic compounds: (a) CuNO32: It is an inorganic compound which forms blue…
Q: Predict the products of the following equations and balance them 1. Fe+S, Chue: A ferric substance…
A: First we would write the product and then balance reaction. Note : As you have uploaded multiple…
Q: elaborate the process of metallurgy
A: Metallurgy is the process of extraction of metals.
Q: Does the roman numeral refers to the oxidation state of an element?
A: The oxidation state of the metal refers to the number of bonds formed by that element.
Q: If some red-brown Cu (s) is heated with a Bunsen burner in the presence of O2 (g), some black solid,…
A:
Q: Specify the oxidation state of the metal ions in the product
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: Copper corrodes to cuprous oxide, Cu2O, or cupric oxide, CuO, depending on environmental conditions.…
A: As we know that, Oxidation number is the represent the number of electrons lost or gained by the…
Q: A 5.000 g of metal ore is dissolved in 20.000 mL of acid (density 1.840 g/mL). The mass of the…
A: Mass of metal = 5.000 g Volume of acid = 20.000 mL density of acid = 1.840 g/mL Calculation of mass…
Q: What are the three main ingredients (compounds) that are used in the manufacture heat resistant…
A: Answer - Heat resistant glasses - Heat-resistant glass is commonly consisting of a soda lime or…
Q: What is the balanced equation for Nickel hydroxide reacts with sulfuric acid
A:
Q: Would you please discuss the importance of the reducing and oxidizing power of an ore?
A: Answer - Ore - A naturally occurring mineral containing a valuable constituent (such as metal) for…
Q: Give the oxidation state of the metal, number of d electrons, and the number of unpaired electrons…
A: Oxidation state of metal: x + 0 -3 = 3 x = 3 oxidation state of cobalt is +3. Electronic…
Q: Determine the highest possible oxidation state for element Re
A: Oxidation state: Oxidation states are a combination of numbers, positive, and negative signs that…
Q: Does metallic tin react with HCl?
A: The metals react with acids to form salt and liberate hydrogen gas. Tin (Sn) is a group 14 element…
Q: ) Metal Plating is a common process. What is it? How is it done? Give a basic description of the…
A: Solution : Metal plating is a process in which a thin layer of one metal coats the other…
Q: Which statement is TRUE about the reaction? I. Fe is oxidized while O2 is reduced. II. Fe is reduced…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Determine the oxidation state of the following: 1. O2 2. Cr in K2Cr2O7 3. S in MgSO4
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…
Q: Which of the chemicals is necessary for halogenation? a AlCl3 b SnCl2 c CuCl2 d NBS
A:
Q: MCQ 119: When magnesium is burnt on Bunsen burner it gives flame of color A. bright white B. off…
A: In this question we have to find out the color of flame when the Magnesium is burnt on Bunsen…
Q: How is elemental silicon obtained by aluminothermy method? Explain with the reaction equation.
A: Aluminothermy method or Aluminothermic reactions are those chemical reactions in which aluminium is…
Q: *Research and discuss what is Gadolinium Terbium *What are the most commonly mined minerals…
A:
Q: A manufacturing company is trying to produce a lightweight but strong cart for use by home gardeners…
A: The cart would use the same volume of metal, no matter which one it was made of If weight were the…
Q: What is one example (that we have looked at) of how a mineral ore is formed? What very specific…
A: Deposits of minerals form when a medium that contains and transports mineral-making ore releases and…
Q: The oxidation state of Cr in Cr,0;¯ is: Select an answer and submit. For keyboard navigation, use…
A:
Q: A 1.500 g sample of iron ore, labeled A, was processed accordingly to give 0.5215 g of pure Fe2O3…
A: Mass percent :- The mass in grams of a substance present in 100 grams of the mixture is defined as…
Q: >Why was copper one of the first metals that humans used?
A: Copper is considered to be one of the first metals to be used by humans. The main reason for its…
Q: Titanium is a very reactive metal. Explain why titanium has a high corrosion resistance to seawater…
A: The oxidation of metals by the attack of atmospheric oxygen and water is called corrosion.
Q: Explain why Transition Elements show variable oxidation states
A: In periodic table, there are four S, P, d ,F block elements are present. Transition metals are…
Q: 9. Based on what we learned in class, which of the following would you expect not to be an oxidizing…
A: ->Oxidizing agent are reagent which can oxidize any specie i.e substance which give oxygen or…
Step by step
Solved in 2 steps
- 7. The zirconium oxalate K,Zr(C204)3(H2C204) · H20 was synthesized by mixing 1.68 g of ZroCl2 · 8H20 with 5.20 g of H2C204 · 2H20 and an excess of aqueous KOH. After 2 months, 1.25 g of crystalline product was obtained, as well as aqueous KCl and water. Calculate the percent yield.nickel(II) sulfide fomularThe elements of Group 1-B (Cu, Ag, and Au) are sometimes referred to as the “coinage metals.” Why? What properties do they have that make them particularly useful for this purpose?
- Select all the meso compounds. CI ...C/ Br Br2. Calculate the percentage of ammonia in a sample if 0.2115 g gave rise to 0.4693 g of platinum.Which one of the following statements is true Mg(s) + 2 HCl(aq) → MgCl₂(s) + H₂(g) A) Mg is the oxidizing agent because it is losing electrons. B) H is the reducing agent because it loses electrons. C) Cl is the reducing agent because it is an anion. D) H is the oxidizing agent because it gains electrons.
- 1.What mass of Cu(IO3)2 can be formed from 0.650 g of CuSO4 · 5H2O?2. What mass of KIO3 is needed to convert the copper in 0.2750 g of CuSO4 · 5H2O to Cu(IO3)2?The most common minerals found in soils are combinations of which four elements, which are also the most common elements.Phosphorus may be determined analytically by precipitating it as MgNH4PO4 followed by ignition to Mg2P2O7. What mass of Mg2P2O7 will be obtained from a 9.346 g sample of phosphate rock which contains 71.24% Ca3(PO4)2?
- A student is given a 1.3002 g of an unknown copper compound. Following isolation by displacement by Mg, 0.4617 g of Cu metal is recovered. What is the percentage of Cu in the sample? You may assume that one mole of the sample contains one mole of copper.Find out which sample of iron ore contains the highest iron content by calculating the mass percentage of iron in hematite (Fe2O3), magnetite (Fe304), and siderite (FeCO3)4. Identify these compounds as follows: (a) KCIO, (b) AgCO3, (c) FeCl2, (d) KMnO4, and (e) CsCIO3. 5. Create chemical formulae for the following compounds: (a) rubidium nitrite, (b) potassium sulfide, (c) perbromic acid, (d) magnesium phosphate, and (E) calcium hydrogen phosphate.