Which of the following is a general characteristic of a metal? A) dull, brittle solid B) low melting point C) reacts with metals D) reacts with nonmetals E) none of the above

Q: Limestone is a common sedimentary rock composed of calcium carbonate (CaCO3). A limestone has…

A: Limestone is a common sedimentary rock composed of calcium carbonate (CaCO3).

Q: Choose one of the questions you circled above and explain how element could be used as a substitute…

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Q: When sodium bicarbonate is heated in a test tube, water vapour, carbon dioxide gas, and a solid…

A: Since we know that when sodium bicarbonate is heated in a test it gives out water vapour , carbon…

Q: If we put silver in an iron nitrate solution, what would we expect?

A: In a displacement reaction , a highly reactive metal (having lower standard reduction potential…

Q: Put the compounds in order of INCREASING oxidation state. он 0=c=0 HO, A B.

A: Since in question it is not clearly mentioned about which element's oxidation state to be…

Q: Name the compllex CrCl2 (en)2. The oxidation number of chromium is +2. Enter the name.

A: Naming of coordination complex

Q: Oxygen oxidizing Sulfide [ Choose ] Superoxide [ Choose ]

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

Q: In Haber Process? Select one: a. Low pressure is used. O b. Low temperature is used. O c. Nitrogen…

A: A multiple choice based on Haber process, which is to be accomplished.

Q: The brown color on meat in a grocery store is caused by _________________, which contains ferric…

A: The question is based on the concept of chemical reaction. We have to identify type of reaction…

Q: To prevent rust of the hull of seagoing ships, blocks of Zinc are attached to the hull underwater.…

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Q: A metal      is brittle     is shiny     is a nonconductor of heat and electricity…

A: Those substance which breaks easily with lattice force are called brittle.

Q: WIte A if the statement is correct, B if the statement is wrong. 1. Redox is a process in which a…

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

Q: The oxidation number on the phosphorus in Na₃PO₄ is

A: TRISODIUM PHOSPHATE: It is also known as sodium phosphate. It is an inorganic compound. The chemical…

Q: What is the correct products and phases when you mix the follow: Resul reaction may or may not be…

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Q: Looking at the reactivity of metals table, answer True or False for the following statement Lead is…

A: Reactivity of metals is the measure of the metal to react with other elements. In other words, it is…

Q: Select the correct reaction type for the following process:

A: The reactions in which two molecules react to form a single product having all the atoms of the…

Q: (a) Name a metal which does not stick to glass?(b) Name a non-metal which is good conductor of…

A: We will answer first one since the exact one isn't specified. Please submit a new question…

Q: Name one chief ore each of copper and aluminium. Name the methpd used for the concentration of these…

A: Ore is the naturally occurring substance from which a valuable mineral or a metal is extracted by…

Q: Which substance CANNOT decolorize bromine water? Substance A Substance B O Substance C O Substance D

A: Organic chemistry is branch of chemistry in which organic reactant react to form organic products.

Q: Copper corrodes to cuprous oxide, Cu2O, or cupric oxide, CuO, depending on environmental conditions.…

A: As we know that, Oxidation number is the represent the number of electrons lost or gained by the…

Q: What is the reaction that takes place when a metal is reacting with acids?   For example;…

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Q: Oxidizing agent:

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Q: The elements which has/have the most unstable oxidation state is:  a. alkali earth metals b.…

A: The oxidation state describes the degree of oxidation of an atom in a chemical compound.

Q: The correct statement about the three seeps of the contact ?process is All are exothermic All are…

A: The contact process is a modern method used by industries for manufacturing concentrated sulfuric…

Q: Using water, how could you distinguish between the white solids KCl and PbCl2

A: Salts are formed by the neutralization reaction of acid and base. These salts form electrolytes when…

Q: Compare alloys to its component element.

A: ALLOYS COMPONENT ELEMENT Definition Alloy is a substance which has two or more components…

Q: An aluminium pan is anodized to make aluminium oxide layer thicker to resist corrosion .this is done…

A: Anodizing is an electrochemical process of forming an oxide coating as a result of oxidation of the…

Q: What is the oxidation state of each element in Mn(NO,),?

A: Given :- chemical formula = Mn(NO3)2  To determine :- oxidation state of each element in the given…

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

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

Q: hen dissolving iron in di

A: Given that Iron is firstly dissolved in Hydrochloric acid and then NaOH solution is added to the…

Q: I. Complete the table below by providing what is asked. Provide chemical name and formula of the…

A: Group I anions include chloride (Cl-), bromide (Br-), iodide (I-), ferrocyanide [Fe(CN)6]4- and…

Q: Classify each change as physical or chemical. A platinum ring becomes dull because of continued…

A: Physical changes are those that result in changes only in their physical appearance while chemical…

Q: (a) Account for the following: (i) Helium is used in diving apparatus. (ii) Fluorine does not…

A: When a neutral element gains an electron then it attains a negative charge and it is called an…

Q: A, B and B are metals. Metals B and C have no reaction with steam while metal A reacts with water to…

A: Given: Metal A reacts with water while B and C does not even react with steam. And metal B is found…

Q: UNDERSTANDING ORES Most ores look like ordinary rocks. You would not guess that they contain shiny…

A: Since most of the metals are reactive in nature so most minerals are found in the form of compound.…

Q: List of metals arranged in order of decreasing ease of oxidation: Activity series Reactivity table…

A: List of metals arranged in order of decreasing ease of oxidation.

Q: Some crystals of CuSO4 were dissolved in water. The color of the solution obtained would be:(a)…

A: An ionic bond can be defined as the electrostatic force of attraction between cation and anions.…

Q: oxidizing agent an

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Q: OXIDIZING AGENT. W

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

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Q: 8. A non-metal plus a metal react to form compound a

A: The solution is given below -

Q: 19. Write the net ionic balanced equation for the recovering of copper metal.

A: To find: The net ionic balanced equation for the recovering of copper metal

Q: oxidizing agent is:

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: The elements which has/have the most unstable oxidation state is:  a. alkali earth metals b.…

A: OXIDATION STATE: It is also known as the oxidation number. It is defined as the measure of oxidation…

Q: Which gas is produced when dilute hydrochloric acid is added to reactive metal?

A: SOLUTION: Step 1: The reactive metal reacts with dilute acid to produce salt and hydrogen gas. When…

Q: oxidation state of metal atom

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Q: Magnesium ribbon reacts with acid

A: All the reactive metals such as alkali and alkaline metals react with acids and produce their salt…

Q: Instead of using the electrolytic method, suggest an alternative method to determine the copper…

A: Extraction: It is the method used to obtain metal from its ore. The extraction of copper is done by…