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Q: >Propose a chemical procedure to extract cobalt from the mineral cobaltite, CoAsS. What are some…

A: The mineral Cobaltite has Co, As and S with it. Using chemical procedure called roasting Co is…

Q: Why are Be and Mg metals used as deoxidizers?

A: Be and Mg metals are used as deoxidizers.

Q: copy the following text in digital format, so that you can copy it, thank you

A: Powder Metallurgy- Science of producing metal powder and making finished and semi finished objects…

Q: nixture of Oxides 6. A sample containing only CaCO3 and M9CO3 is ignited to CaO and MgO. weighs…

A: Since you have posted with multiple questions, as per guideline we have solved the first one for…

Q: Ph Q ۱۱۱Ph OH но со

A: Here in the question, we need to find a reagent which can add two hydroxyl groups in an anti…

Q: The formation of specific minerals may often be described using HSAB Theory. Predict which of the…

A: The HSAB (Hard and Soft Acids and Bases) Theory groups ions into soft/hard acids or bases.…

Q: What is Bakelite? How is it formed? Include equations if possible

A:

Q: 3. Write equations for the reactions of Strontium hydride and radium peroxide with water. а. b.

A: 3.  a) • We need to write the reaction of strontium hydride with water.    • Since, we know that,…

Q: What is the correct structural form for the silicate BaTi(Si3O9)? Select one: a. amphibole (double…

A: Given compound BaTi(Si3O9).

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: (AlOOH) ore is the most preferred in aluminum production and hematite in iron production of the…

A:

Q: Explain silicate with structure and examples

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: Silicate (SIO4]4- has a Square planar aO Tetradedral structure b O Planar triangle.c Octahedral.d

A:

Q: The lanthanide elements reacts with oxygen to give compounds of the type Ln2O3.However,the are…

A: Answer: a. Mass percentage of Tb is 73.945% Mass percentage of O =…

Q: MCQ 170: Metal oxide that turns into cement upon roasting with clay is A. NO B. Cao С. ВаО D. MgO

A: Metal oxide: Those chemical compound having metal ion as cation and oxide as anion are known as…

Q: 5. Write a balanced equation to represent a. the roasting of nickel (II) sulfide to form nickel (II)…

A:

Q: A0.8965 g sample is dissolved in HNO; and filtered The alumimum is present in solution as AP. The…

A: Since you have asked a question with multiple sub-parts, we will solve first three subparts for you.…

Q: cthe unbalanceel 27.) The Girap 2 metals(Ba state by the feaction of t temperatuees,alz produ…

A: BaO, SrO ,CaO

Q: 1. Suggest why it is possible to synthesize many boron-nitride analogs of aromatic carbon compounds,…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: 2. Calculate the composition in weight percent of an alloy that contains 200kg of Fe, 400 gm of C…

A: Here we are required to calculate  the composition in weight percent of an alloy which contains…

Q: The precious metal platinum was first used by indigenous peoples of South America, who found impure,…

A: Various metals are present in the form of coordination compounds. They are attached with various…

Q: The precious metal platinum was first used by indigenous peoples of South America, who found impure,…

A: Since you have posted multiple questions, we will solve first question for you. Please repost other…

Q: Which of these oxides is not amphoteric Mgo a O A1203 .b O Zno.cO Sno.d

A: Amphoteric oxides are those metal oxides which show basic as well as acidic behaviour.  So, first we…

Q: how do you seperate startch and water. someone poure iodine  on a sheet and the sheet got black…

A: Separation procedures are methods for separating two distinct phases of matter, such as liquid and…

Q: Crystalline hydrate is not a drug:(There may be multiple correct answers!) A) Iron (II) sulfate B)…

A: Note : All hydrated are discussed here.

Q: c) Quenching is employed to harden metallic materials. i. Explain the process of transforming PLAIN…

A: 1. Answer - Martensitic transformation - Martensitic transformation of shape memory alloys is a…

Q: 21 20 JgVI Jaåll :The application of (N-8) rule for group IV elements indicate That silicon is…

A: Octet Rule: Octet rule states that an atom which has eight (8) electrons in its valence shell is…

Q: Which one of the following is WRONG? O a. Ammonium isothiocyanate NH4, SCN O b. Tungsten(VI) oxide…

A: Dissociation of Ammonium Isothiocyanate is given by : NH4+ +  SCN– ---> NH4SCN Dissociation of…

Q: 3. For the substitution of [Mn(OH2)oJ** to form [MnX(OH2)s]*, what experiments could you design to…

A: PLease fine the answer given below:

Q: The minerals chalcocite (Cu2S) and malachite (Cu2CO3(OH)2) are two primary sources of copper. What…

A: Oxidation state of copper in chalcocite and malachite:

Q: What is obsidian?

A: This problem is based on chemistry in everyday life.Here, Obsidian given is basically a type of…

Q: mineralization

A: Organic substance + O2 → CO2 + H2O

Q: Why does silica operate at highly temperature

A: Silica is widely used in industry. Since it can withstand high temperature.

Q: Refaene) The decomposition of a sample of a componad produced 1.20 x 10 stoms of artrogen and 16.0…

A:

Q: Give explanations for the large drops in melting point fromC to Si and from Ge to Sn.

A: In the periodic table, the atomic size is decreases across left to right and up to down increases.…

Q: 2. Which statement about silicon is false? It is a metalloid. b. It behaves as a semiconductor when…

A: Silicon is p-block element with atomic number 14 and symbol is Si

Q: Which two sulfides can be dangerous to the human body?     A. azurite and cuprite     B.…

A: sulfides can be dangerous to the human body are

Q: Choose the major product of the reaction with correct regio- and stereo-chemistry. 0 ОН 'Br Br "Br…

A: We have to predict the final product of the reaction.

Q: 1. For Zn,Cuz.xInı„S2 and Zno.44Cuo.78IN0.7852, use the oxidation state of each element to show how…

A: The oxidation state of Zn is +2. The oxidation state of Cu is +1 in stable salts. The oxidation…

Q: Burning of Magnesium with Oxygen produces white flame color and forms _.   a. MgO  b. O2   c. H2O…

A:

Q: The mass percentage of Fe2O3 in hematite ore, knowing that by treating 0.7 g of the ore in a certain…

A: Given:  Mass of ore = 0.7 gm  Mass of FeO = 0.58 gm

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.