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

Q: cassiterite is an ore of ?

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

Q: List various types of alloys, materials that contain more than one element?

A: Alloys are metallic compounds made up of one metal and one or more metal or non-metal elements.

Q: Can all minerals of a metal act as ores? Justify.

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Q: Magnesium is an active metal; it burns in the form of powder, ribbons, and filaments to provide…

A: Concept introduction: Magnesium (Mg) is an alkaline earth metal and belongs to group IIA in the…

Q: Define the term fixation.Name two elements that undergoenvironmental fixation. What natural forms of…

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Q: Name four oxides of nitrogen

A: A question to name four oxides of Nitrogen.

Q: What is a heterogeneous alloy?

A: Alloy is a mixture of metals, which are formed via mixing of the molten metals. Example = Brass is…

Q: A mystery element has an Atomic Weight of 195.084 g/mol and an atomic radius of 0.175nm. If this…

A: Formula used:-  d = Z×M/ a3× Na Where Z = number of atom per unit cell             M = molar mass…

Q: Metamorphic rock is formed through and F heat, pressure G fire, cooling H weathering, erosion J…

A: F) HEAT AND PRESSURE IS THE CORRECT ANSWER . Metamorphic rocks form when rocks are subjected to high…

Q: 7.33 Determine the formulas of the following silicates (c is a chain, extending vertically). (a) (b)…

A: Silicates are generally represented by Si & O atoms & has negative charge one it.One unit of…

Q: (a) List four physical characteristics of a solid metal. (b) List two chemical characteristics of a…

A: PHYSICAL CHARACTERISTICS: The properties of elements or compounds noticed without any change in the…

Q: What is the balanced reaction of magnesium with nitrogen

A: We have to write the balanced reaction of magnesium (Mg)with nitrogen(N).

Q: A process employed for the concentration of sulphide ore is:(a) Froth floatation(b) Roasting(c)…

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Q: How is oxygen prepared from air? Explain and elaborate

A: Given oxygen prepared from air

Q: Compare and contrast the two types of metal alloys.

A: Two types of alloys,    Substitutional alloy    Interstitial alloy

Q: What is a tetrahedral hole?

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Q: What is the main element used in the manufacture of solar cells. Explain how additional elements are…

A: Silicon, the most common semiconductor material used in solar cells, representing approximately 95%…

Q: Write the formula of, the clay kaolinite?

A: Kaolinite is clay with earthy texture and soft reliability. It is white in color and made by…

Q: what are alloys? give examples.

A: Alloys: Combination of two or more metals in order to enhance the chemical and physical properties…

Q: Describe some uses for (a) calcium and its compounds, and (b) magnesium and its compounds.

A: There are many  uses for (a) calcium and its compounds, and (b) magnesium and its compounds.

Q: transition elements have tendency to form many alloys why ?

A: In the periodic table, d-block elements are known as transition elements.  In d-block, all elements…

Q: Why does silica operate at highly temperature

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

Q: Dark color Igneous rocks

A: Given : Dark color igneous rocks To find: what are Dark colour igneous rocks Solution: Igneous rocks…

Q: Give reasons:(a) Platinum, gold and silver are used to make jewellery.(b) Sodium, potassium and…

A: (a) Platinum, gold and silver are used to make jewellery.  The reason for the above is Platinum,…

Q: Suppose you discovered a diamond completely encased in a silicate rock. How would you chemically…

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Q: Which element is brittle and does not conduct heat or electricity?

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Q: What are silicates? What is quartz?

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Q: What mass of aluminum is produced by the decomposition of 5.0 kg Al2O3?

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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: What are the two elemental states of iron?

A: 13- The chemical symbol of iron is Fe

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: Detrital sedimentary rocks are classified primarilyc B) type of bedding C) composition A) color on…

A: Detrital sedimentary rocks, also known as clastic sedimentary rocks.  They are formed from the…

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: Which is a zinc ore and is used in paints, sunscreen and coins? A. Anhydrite B. Bauxite C.…

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Q: Define the following terms:(a) Minerals(b) Ores(c) Gangue

A: Minerals are defined as the solid Inorganic element or a compound generally found in crystalline…

Q: d) Discuss the advantage of aluminium and magnesium over steel in industrial applications. How could…

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Q: Ceramics bear the properties of O high melting and boiling point O hard chemically unreactive all of…

A: We have to select the correct option about properties of Ceramic

Q: What is the common ore of tin and how is tin separated from it?

A: Tin is a malleable metal which isn't oxidized in air easily.

Q: The hypothetical metal is said to contain various crystalline defects. Explain the role of defects…

A: Crystal Defects is imperfection of regular geometrical shape. This happenes due to change of…

Q: What are the different Selenium components?

A: Please find your solution below : Selenium is a broad range of tools and libraries which is used to…

Q: For each of the following groups, which metal would youexpect to have the highest melting point: (a)…

A: The transition elements have usually high melting point because these elements have partially fill…