Which one of the following is a major mineral element? Select one: Selenium Magnesium Cobalt Zinc

Q: <p>Metal elements are found in both minerals and ores. Describe the difference between a…

A: Mineral is a naturally occurring inorganic compound that has characteristic composition and crystal…

Q: Differentiate between a mineral and an ore.

A: In chemistry, isolation is a very important topic to study. This topic provides the information that…

Q: Which of the following statements is false?   a. Stainless steel contains chromium and nickel,…

A: There are different types of plating are used to protect the metal from the corrosion . Different…

Q: If your base metal is Fe, which among the following metals can you use as a noble coating for…

A: If your base metal is Fe,the metal is used as coating for protecting it, the metal is given below.

Q: Which of the following elements is not one of the 10 most abundant in Earth’s crust, oceans, and…

A: There are 118 elements in the periodic table. There are 10 elements which are abundantly found in…

Q: Which is the correct formula for sodium hexafluorocobaltate(IV)? O Na[ CoFe] O Nag[Cofe] Na[Cofe] O…

A: The Cobalt complex mentioned here is represented as [CoF6]  The oxidation state mentioned in the…

Q: X Select the 4 properties of metals * Hard Conducts electricity Smells bad Does NOT conduct heat…

A: Metals are those substances which usually lose there valence electrons to form compounds.

Q: Create a flowchart for the separation and identification of the following metal cations. Make sure…

A: The flow chart is as follows,

Q: what is the name of ore of the iron?

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

Q: 4. Which of the eight substances is used to make brass (the alloy)? 5. Argon, neon, sulfur dioxide…

A: (4.) In the above eight substances, only Zinc metal used to make Brass alloy. Brass alloy  -…

Q: Give the chemical formula for trans-dichlorobis(ethylenediamine)platinum(IV). Use (en) as the symbol…

A: dichloro: Cl2 Bis ethylene diamine = (en)2 platnium(IV) so, Pt

Q: Question 20 A white crystalline substance melts below 100 °C. It does not conduct electricity either…

A: 1.) The substance is non-conductor of electricity in both the solid and the molten state so it…

Q: Which toxic substance is often used to extract gold and results in harmful environmental effects?

A: Metallurgy :- The extraction of metals from their minerals by applying different techniques is known…

Q: Which of the following is a general characteristic of a metal? A) dull, brittle solid B) low…

A: A metal is a material that, when freshly prepared, polished, or fractured, shows a lustrous…

Q: >List the name and formula of one important mineral source for each of these metals: Fe, Hg, V,…

A: Rock rich in a particular mineral is known as ore. The mineral source for a metal can be a chloride,…

Q: (10) You have 4 powdered samples, A, B, C, & D. One sample contains fullerenes, C16 to C70. Another…

A: Samples A= Fullerenes+ C16 to C70B = Nano diamondC = C60+carbon nanotubesD = graphite+ graphene

Q: >List the name and formula of one important mineral source for each of these metals: Ti, Zn, U,…

A: Titanium is mainly obtained from rutile, ilmenite and anatase.The formulas are:

Q: Which of the following observations give evidence that a crystal is a hydrate? One or more answers…

A: Solutions- Crystals are hydrated because water molecule in present inside the crystal.

Q: A child comes to a see a doctor and the doctor diagnosis the patient with hyperacidity or gastritis.…

A: Ans:- a) Composition of acid in the stomach- Hydrochloric acid HCl Milk of magnesia - magnesium…

Q: ACTIVITY 4 : Metallic Properties and Uses Procedure: 1. Complete the given table by listing metallic…

A: Electrical Properties : The electrical conductivity of a metal is determined by the ease of movement…

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: Which element has the following general properties: solid at room temperature, high luster,…

A: A solid-state is the state that has neither change in shape nor change in volume that means both are…

Q: Two important components in the formation of bones and teeth O Magnesium and calcium O Calcium and…

A: Vitamins are essential for life. There are various types of vitamins A, B, C, D, E and K.

Q: Q. 1) Choose the best answer: 1-In EDL small amount of element a) Halide is placed into a quartz…

A: 1. EDL stands for electrode less discharge lamp.As the name suggests,it does not have…

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: Write the balanced equation for the reaction that occurs between potassium sulfide and copper(II)…

A:

Q: Aluminum and iron ions (from FeCl3 and AlCl3)  have _______  positive charges that _______ the…

A: Ionic compound : ionic compound is formed by metal ion and non-metal Anion that means when metal…

Q: A substance gave a green flame test colour. On heating it produced an acidic gas and another gas…

A: Substance gave a green flame test colour. On heati h it produced an acidic gas and another gas that…

Q: True or False Arsenic sulfide is basic in nature.

A: To answer: Arsenic sulfide is basic in nature.True or False

Q: Write the type of compounds that are the main constituents of the following minerals: Sand…

A: We have to write the main constituents of the given minerals in the question.

Q: 4. Why metals are electrical conductors?

A: Metals are good electrical conductors.  because there are free held loose electrons are present in…

Q: Question 10 If your base metal is Fe, which among the following metals can you use as a noble…

A: Given that -  Base metal is Iron metal.  When base metal is Iron then Iron easily get corroded from…

Q: List four metal elements that each individually compose more than 1% of Earth’s crust.

A: The earth’s crust contains many gases, metals, ores or minerals.

Q: Which of the following correctly describes a homogeneous sample? Group of answer choices It reacts…

A: There are mainly two type of solutions: Homogeneous solution. Heterogeneous solution. Homogeneous…

Q: Name the main active ingredient (provide the formula and chemical name, e.g.: AlPO4, aluminum…

A: Every household chemicals have some chemical formula and characteristic properties.

Q: Research about any of the following alloys and give their properties and composition. Choose at…

A: Alloys are made up of composition of metal with many other elements which may be some other metal or…

Q: for Copper(II)

A: When both are react with each other than it will be form the Precipitation,  You can see the…

Q: 2. Fill in the blanks with appropriate word: ( a. Bulk minerals are- then --am electrolytes. b. Iron…

A:

Q: Which of the following contains only metals?     Ag, As, Ba, Ca   Ag, Au, Pb, Rb   As, Ge, Si, Te…

A: Metal: Metals are situated on the left-hand side of the periodic table. The metals are…

Q: name the ore of aluminium.

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

Q: Why is color not an accurate property to use to identify most minerals?

A: Color is not an accurate property to use to identify most minerals.

Q: Use the Crossover Method to determine the following ionic chemical formula. iron(III) sulfide…

A: Using crossover method to determine the following ionic chemical formula---

Q: II. Given the following material, identify the principal metal that can be extracted from each…

A: Alloy is a mixture of two and more  different elements and out of  those elements one should be a…

Q: Bronze

A: Zinc :- In ocean corrosion occurs very fast. So, to protect hull from corrosion zinc is ised as…

Q: This mineral when found in soil, turns it reddish in color. (A) Iron B) Magnesium (C) Copper D)…

A: We have to know the type of mineral present in the soil depending upon the color of the soil. The…