TRUE OR FALSE 23. Active metals release hydrogen from acids? 24. Metals usually react with nonmetals by gaining electrons. 25. Metals react with halides to form salts. 26. Metals react slowly with oxygen in the air, forming metal oxide. 27. Metals tend to form cations and almost have positive oxidation numbers.

Q: In the reaction 2K + Cl, 2KCI, the element oxidized is O a. Cl O b. K O c. C12 Od. K+

A:

Q: 17. Considering the balanced equation below, how many grams of H2O are produced fror (hint:…

A: Applying concept of limiting reagent

Q: Sodium

A: When sodium iodide reacts with sulphuric acid, the following reaction will take place : NaI + H2SO4…

Q: 8. oxidation states tells you how many electrons each atom of an element has gained, lost, or shared…

A: The given statement is true or false has to be explained,

Q: ons: Cr₂O₇²⁻, MnO₄⁻, ClO₃⁻, and BrO⁻. Determine which statement is true. A. The oxidation number of…

A: Oxygen usually has an oxidation number of -2. Now, we have to calculate oxidation number of Cr, Mn,…

Q: True or False. Write the correct statement when your answer is false.  A. The maximum oxidation…

A: We are discuss the given statements and regard them as true or false.

Q: What are the benefits of the process of Gas reburning ?

A: ANSWERE IS GIVEN BELOW :

Q: Determine the oxidation number of the Carbon and Oxygen differently in each of the given compounds.…

A: Oxidation number can be defined as the  number of electrons gained or lost by an atom, It is also…

Q: Indicate the oxidation state of every individual element in the following compounds. Fractional…

A: Oxidation state: It represent that how many electrons are lost and gain by the element in the…

Q: Polonium is the only metal that forms a simple cubic crystal. Its coordination number is a. 4 b.…

A: Coordination no. Of polonium is six. Beacuse it forms simple cubic unit cell.

Q: Describe two separate chemical processes (i.e. reactions) which are used to remove sulphur content…

A: Sulfur is naturally present as an impurity in fossil fuels. The removal of organosulfur compounds…

Q: 19. Determine the highest possible oxidation state for each element.

A: The term oxidation state is also referred to as oxidation number. It describes the degree of…

Q: 2. Which of the following correctly describes reduction? A. The loss of electrons and the…

A: Dear student , since you have posted multiple parts questions we will allow to solve only first…

Q: Multiple Choice: 1. The systematic name of water is A. Hydrogen hydroxide       B. Hydroxic oxide…

A: In water molecule there is a presence of two hydrogen atoms and one oxygen atom so the name of the…

Q: Anodic protection method can be .35 :used to protect----- from corrosion A. Active metals B.…

A: Anodic protection (AP) is a technique to control the corrosion of a metal surface by making it the…

Q: 1. Write the balanced equation for the single-replacement reaction of zinc and hydrochloric acid to…

A: Single-replacement reaction: A reaction in which one reactant is exchanged for one ion of a second…

Q: How does reactivity relate to oxidation

A: The reactivity how related to oxidation has to be explained.

Q: 31. Consider the reaction, 2 Al +3 Cu²* → 2 Al* + 3 Cu. The oxidizing agent is, A. Al B. Cu?+ C.…

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Q: Which of the folowing cannot be a compound of Bromine considering its possible oxidation states? A.…

A:

Q: When a metal nitrate is heated, it breaks down to produce a metal nitrite and oxygen. NaNO…

A:

Q: describe how you should dispose off carbon dioxide

A: once the co2 is captured the problem of sequestering the co2 remains in the section disposal options…

Q: Describe oxidation–reduction reactions.

A: The oxidation number represents the number of electrons gain or loses by an element to become…

Q: Which option contains the carbon atom in the highest oxidation state? 요 a. b. NH2 0 C. *H OH + I d.…

A:

Q: of the following chemical laboratory practices are correct except    a. We should always weigh…

A: Which statement is wrong:

Q: What is the product of the reaction between sulfur and oxygen gas? b. Sulfur dioxide a. Sulfuric…

A:

Q: A.C2O4^2- B.H3PO4 Find the oxidation numbers for each element

A: Given compounds: A.C2O4 2- B.H3PO4 To find: The oxidation numbers for each element.

Q: reducing and the oxidizing agent in every equation.

A: A chemical reaction is represented by the chemical equation. When two or more reactant reacts to…

Q: 4. What are the differences between covalent and ionic bonds? With examples of them. 5. What can be…

A: Question 4 - - > The covalent bond is formed between the two atoms by sharing of the electrons…

Q: Indicate the oxidation state of every individual element in the following compounds. Fractional…

A: Oxidation state is a real or imaginary charge which is present on element when it is present in its…

Q: Indicate the oxidation state of the underlined element in the following species. Show all pertinent…

A:

Q: Determine the oxidation number of the Carbon in this given compounds. Note: Put the corresponding…

A: Given  Formula of molecule  = CO2 Oxidation number of carbon  =  ?

Q: Write True if the statement is correct and False if it is wrong. Write your answer on the space…

A: Oxidation means loss of electrons and reduction means gain of electrons.

Q: Metal hydroxides will often decompose when heated to yield metal oxides and water. 11. Ca(OH), (s),

A: We to complete the given reaction

Q: What is the role of electrons in redox reactions?     a.One of the reactants in a redox reaction…

A: Role of electrons in the redox reactions = ?

Q: What is the difference between chemical species, an ion, and an element? 2. Provide examples of all…

A: Hello. Since more than one question has been posted, the first question shall only be answered in…

Q: 4. Build a voltaic cell with one beaker containing a solution of nickel (II) nitrate - Ni(NO3)2 -…

A: Step 1: 4. a. In a voltaic cell, anode is the place where oxidation occurs, there is a loss of…