After reacting with carbon, the silicon is a gas compound that is then purified by reacting with hydrogen. Which type of silicon crystals does that reaction make? O monocrystalline O polycrystalline

Q: How does the product look like when Aluminum is reacted with copper 2 hydroxide?

A: The insoluble solid formed during a reaction is known as precipitate. For example, when silver…

Q: Which of the following reactions would be an example of nitrogen fixation? Multiple Choice O 2 NO(g)…

A: Nitrogen fixation is a biological process and it is the  the initial stage of the nitrogrn cycle. It…

Q: Give some examples of Silicates?

A: Examples of silicates: Quartz, feldspar, mica, amphibole, pyroxene, and olivine. Silica tetrahedra.

Q: How are carbon nanotubes formed? What are some interesting properties and applications for carbon…

A: Carbon Nano Tubes formation: Carbon nanotubes (CNTs) are developed using different methods in the…

Q: The three largest uses for polymers are in fibers, plastics, and elastomers (rubbers). We can…

A: Given,  Options are :

Q: Discuss nanocarbons and its three classes: fullerenes, carbon nanotubes, and graphene.

A: Nanocarbons are carbon-based nanomaterials, and have unique physico-chemical properties.

Q: Explain your understanding about the Biomaterial and its structure compared to the inorganic…

A: A question about biomaterial, inorganic material and the classification of biofuels.

Q: Why are nitro compounds commercially used as explosives?

A:

Q: Addition is a reaction in which elements are added to a startingmaterial. GIve Explanation about…

A: In addition reaction, two or more molecules combine to form a larger one.

Q: If Portland cement contains about 5%calcium sulfate how Many kilograms of calcium sulfate is…

A: Given : Mass of cement = 250 tons = 250 X 103 Kg                                         (Since 1…

Q: Plastic sulfur is composed of a) S8 molecules c) S2 dimers O b) Sx polymers

A: The plastic sulfur is also called as x-sulfur.

Q: Calcium carbide, CaC2, reacts with water to form acetylene, C2H2, and calcium hydroxide. Write a…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: Give the following an example. You may draw the structure of your example and write something about…

A: Inclusion compound : It is a type of compound where one type of molecule (guest) trapped inside the…

Q: Explain why Nitrogen is produced from the top of the cryogenic distillation column while Oxygen is…

A: Nitrogen is obtained on the top while oxygen is obtained on the bottom if the column.

Q: What mass, in grams, of C2H2 is needed to form 212.9 kg of CO2? Assume excess oxygen.    2C2H2(g)…

A:

Q: What compound may form when magnesium reacts with sulfur? Mg(s) + S8 (g) → ? MgS₂ MgS8 MgS Mg2S2…

A: Answer: In the given chemical reaction Metal magnesium is reacting non-metal sulfur.

Q: Carbon forms the CO32− ion, yet silicon does not form an analogous SiO32− ion. Why?

A: Why does silicon not form analogous SiO32- ion of CO32- ions formed by carbon has to be given below.…

Q: Which is a metal alloy? O Steel O Diamond O Glasses O Limestone

A:

Q: <p>Explain why the graphite structure of carbon allows graphite to be used as a lubricant, but…

A: In graphite, flat sheets of carbon are connected together in the form of interconnected hexagonal…

Q: Why is carbon monoxide considered to be poisonous?

A: Carbon monoxide has a carbon triply bonded to an oxygen. It exists as a flammable gas with no odor…

Q: Explain why the structure of charcoal allows carbon to act as a good filter while the diamond…

A: The reason behind the fact that C as good filter in form of charcoal but not as filter in diamond is…

Q: Explain synthesis of nanomaterial (Top and Bottom)?

A: Answer - Nanomaterial - According to the question - Nanomaterials can be defined as materials…

Q: What is Plaster of Paris chemically? How is it prepared? List its two important uses ?

A: Plaster of paris is an important compound of calcium. The plaster of paris occurs as a white powder.…

Q: Using your own words, Discuss the difference between Alloys and composite materials

A: Mixtures are combinations of two or more substances in which each substance retains its chemical…

Q: silicates

A:

Q: C7H12 (l) + ? O2(g) → 7 CO2(g) + 6 H2O(g)

A:

Q: 2. Give 3 of the allotropes of phosphorus and describe their differences (physical or structural).

A: Phosphorous has following 3 allotropes  Black phosphorus Red phosphorus   White phosphorus  As name…

Q: Define the term silicates?

A: Silicates are the compounds of Si and O.

Q: Prepare the following compound(Magnesium Laureth sulfate) starting from methane

A: To synthesize magnesium Laureth sulfate starting from methane

Q: KMNO, -CH, -COH heat Br UV light CH `CH3 + Br2 + HBr *CH3 or heat

A: Halogenation: when one or more than one halogens (Cl, Br, I) are added in a chemical reaction. This…