List a couple environmental / human health and safety issues with the gold metal.

Q: Give a brief explanation of this mineral  Bauxite ore

A: Give some detail explanation about bauxite and write down its uses in the industry or anywhere else.

Q: 17. Which of the following pairs of oxides will react with both dilute acid and alkali to form…

A: This is an acid base reaction

Q: There are basically two commercial synthesis methods for sblock metals. Name both and give an…

A: We know that, the Group 1 and 2 elements collectively known as s-block elements or s-block metals.…

Q: cassiterite is an ore of ?

A: Ore: It is a natural occurrence of rock in which minerals are present with economically significant…

Q: Lanthanide contraction caused the similarities of the radius of the 4d and 5d metals and is…

A: Answer: Shielding of valence electrons from the Nucleus by the electrons present in the inner energy…

Q: What charge and how many ‘d’ electrons does copper have in [Cu(OAc)2(H2O)]2 ?

A:

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: The following is the brief summary of how Aliquot 1 was prepared in Expt. 8: Step 1: The unknown…

A: Given data,Mass of steel sample=0.5079 gTotal volume of stock solution=200mL=0.200LVolume of stock…

Q: 9. Explain the chemistry for the conversion of white phosphorous to red phosphorous

A: White phosphorus,red phosphorus and black phosphorus are three allotropic forms of phosphorus.These…

Q: Describe an industrial process or a useful laboratory application of triethylaluminium.

A: Step 1: Triethylaluminium (TEA), an organoaluminium compound, is widely used in both industrial…

Q: In four or more sentences, how do transition metals react with acid?

A: In laboratory, the general procedure to remove metal impurities is the treatment of metal with…

Q: give an example of hexadentate ligand.

A: Ligands with six atoms with six lone pair of electrons that coordinates with metal atom are called…

Q: Predict the product of burning francium in air.

A:

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: 1. Write the balanced equation and identify the precipitant that forms when potassium iodide is…

A: For potassium iodide & lead II nitrate :  The balance chemical equation = ?  & The…

Q: Why is titanium metal called as strategic metal? Mention two of its properties which makes it so…

A: Titanium is called strategic metal because it is used for making certain war equipments.   The…

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

A:

Q: What happens when transition metals are oxidized?

A: What happens when transition metals are oxidized?

Q: Review the Chemistry of Metallocene using Ferrocene as an example

A: Metallocene falls under the category of organometallic compounds. Organometallic compounds are those…

Q: what are some of the ways to identify a cyanide hazard in a gold mining and ore processing site and…

A: According to the ICMC, the amount of cyanide used in commercial gold operations is typically in the…

Q: Zn, Cd and Hg are volatile metals. Explain

A: The given elements are Zinc (Zn), Cadmium (Cd), and Mercury (Hg).

Q: 1) List an oxidizing agent that will: a) oxidize Cu to Cu*2, without oxidizing Cu to Cu*1. b)…

A: Note: As per company policy we are supposed to attempt first three subparts only. Please repost…

Q: relevance of chemistry in STEELS AND CAST IRONS -STAINLESS STEEL -CAST IRONS

A: Answer - Steel - Steel is made from iron by removing impurities and adding substances such as…

Q: does transition elements are able to show variable oxidation states. if yes, why ?

A: The d block elements or elements which have is (n-1) d1–10 ns 1–2 electronic configuration is known…

Q: Match the correct explanations with the provided strengthening mechanisms. Strain hardening…

A: 1.Strain hardening is a condition in the stress- strain curve in the such strain is applied on a…

Q: 2. Assuming that 1/2 of the original amount of copper was used as the starting material in the…

A: Given that -  Mass of copper initially used as 1/2 of starting amount = 1.316÷2 = 0.658 g    And…

Q: When is the Powder metallurgy used?

A: Powder metallurgy is used in the materials processing with high melting points. They are highly…

Q: 6) The electrical conductance of the aqueous solution of [Co(NH:)sBr]Br2 changes on standing…

A: The aqueous solution of coordination complexes can carry electricity because they dissociate into…

Q: Zinc metal + aqueous lead(II) nitrate State your observation and include atleast one of the…

A: The given reactants are, Zinc metal + aqueous lead(II) nitrate (or) Zn(s) + Pb(NO3)2(aq)

Q: Name an alloy of:(i) Aluminium used is construction of aircrafts(ii) lead in joining metals for…

A: (i) Duralumin is the aluminium alloy used is construction of aircrafts. Composition of duralumin is,…

Q: Use the electron configuration of Fe to explain the oxidation states of +2 and +3. Which oxidation…

A:

Q: 1. What are the two major metal groups? Define them and name the main sub-categories of each group.

A: Two major groups of metals are 1). Ferrous 2). Non ferrous Ferrous

Q: Write the two half reactions for the redox reaction between copper metal and nitric acid and give…

A: When copper metal , Cu reacts with Nitric acid then copper (II) Nitrate, Cu(NO3)2 is formed with…

Q: Approximate percent potassium there should be in potassium tris(oxalato)aluminate(III).

A:

Q: Number of electrons, electron configuration, orbital diagram, and magnetic property of zinc.

A: Zn is a d  block element whose atomic number is 30.

Q: In inorganic chemistry, explain about bulky ligand. What is bulky ligand ?

A: In co-ordinate complex ligands donate electron density to metal atoms .

Q: How do metals react in a group?

A: We classify Group 1 and 2 as metals in the periodic table. Group 1 and Group 2 elements are known as…