Consider the following reaction: Ba(s) + F2(g) → BaF2. Which of the following statements is true?   Choices:   The fluorine atom is losing electrons; therefore, it is oxidizing agent.   The barium atom is losing electrons; therefore, it is oxidizing agent.   The barium atom is gaining electrons; therefore, it is reducing agent.   The fluorine atom is gaining electrons; therefore, it is oxidizing agent.

Q: The reduction of a molecule or of an ion results in   Choose one from the following: (A) the loss of…

A: Reduction :-  The process of addition of Hydrogen or addition of electrons or decrease in oxidation…

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: When conducting the electrolysis of water, two gases are formed.  Which of the statement is false?…

A: Electrolysis is a process in which electrical energy is converted to chemical energy.

Q: Which one of the following reactions would produce the largest amount of heat per mole of hydrogen?…

A: Identify the reaction which would produce the largest amount of heat per mole of hydrogen.

Q: Mg Br Br Br Mg2+ Br e formation of magnesium bromide from Mg and Br2 is represented in the particle…

A:

Q: 4. Which region of the periodic table contains the most readily oxidized elements? Which contains…

A: In periodic table there is arrangement of metal, non-metal and metalloids in respective group of…

Q: Write the balanced chemical equation for the reaction between magnesium metal and hydro- chloric…

A: Metal reacts with acid to gives salt and hydrogen gas.The reaction between magnesium and…

Q: What ions are produced when sodium phosphate, Na3PO4, dissolves in water?

A: Ions of Na3PO4 in water = ?

Q: When aluminum combines with non-metals, it always has an oxidation number of +3. What 3 electrons…

A:

Q: Among the elements B, Al, C and Si(a) Which has the highest first ionization enthalpy?(b) Which has…

A: (a) Which has the highest first ionization enthalpy? Carbon The reason for this is Carbon is having…

Q: Part A)  Place the following elements in order of increasing atomic radii: Mg, Na, Rb, Cl.…

A:

Q: Can you identify the lead (wire) color that represent the cathode?

A: Basically in electrolysis the red color wire indicates anode as a positive electrode at the same…

Q: Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in…

A: ◆ Oxidation number is the imaginary or fictitious charge developed on an atom if all shared…

Q: determine which of the following substances are capable of oxidizing Br- ions? a) Cl2 b) H + c) Ni2…

A: Let's have a look at electrochemical series first:

Q: In line with the material science behind lithium-ion battery, which of the following chemical…

A: F has 7 electrons in the outermost shell. It wants to gain one electron to get octet filled stable…

Q: Blank 1 are alkali and alkaline earth metals (primarily calcium, magnesium, potassium, and sodium)…

A: A question based on biological importance of chemical elements that is to be accomplished.

Q: 5. Use both the metal and the halogen activity series to predict whether each of the following…

A:

Q: The oxidation state of chlorine in CIO is O A) -5. O B) +5. O C) +7. D) 0.

A: Oxidation state is the total number of electrons that an atom either gains or loses in order to form…

Q: Determine the oxidation state of Sn in Sn3(PO4)2

A: Oxidation state of Sn in Sn3(PO4)2 is +2.

Q: write a balanced chemical equation for the formation of magnesium oxide from magnesium metal and…

A: A chemical equation refers to the symbolic representation for a given chemical reaction in the form…

Q: 1. Determine the AS° for the reaction: SO3(3) 256.2 H,SO4(1.) S° 69.9 156.9 2. Determine the AG for…

A:

Q: Choose a balanced chemical equation for the reaction of molecular oxygen with beryllium metal to…

A:

Q: 10.105 Complete and balance each of the following: (10.7) a. ZNCO3(s) + H,SO,(aq) b. Al(s) + HBr(aq)

A: Active metal react with acid give hydrogen gas

Q: The reaction between nitrogen and oxygen is given below: 2 N2(g) + O2(g)2 N20(g) We therefore know…

A:

Q: 2 FeO(s) + 1 /2 O2(g) -> Fe2O3(s) why isn't it a formation reaction?

A: Formation reaction : The chemical reactions in which one mole of a substance form from its…

Q: For the following reaction, which statement is true? 2Mg(s) + S2(g) to 2MgS(s) Mg is oxidized, S2…

A: We have to predict the correct statement regarding the reaction.

Q: An electrical insulator is a material

A: An insulator can be considered as a pure chemical element.

Q: Write a balanced chemical equation based on the following description: the reaction of gaseous…

A: The balanced equation can be defined reaction where the number of each atom is same on both sides…

Q: chemical reactions in which one element gains electrons is combination reactions in which one…

A: CHEMICAL REACTIONS: A process in which one or two or more reacting species involve in a reaction to…

Q: How much energy is required to produce 1.00 kg of aluminum by the reaction 2 Aly0)+ 3 Cisl+ 1.97 10k…

A: Chemical reaction- It consists of reactant (starting material) and products (substances formed in…

Q: Lithium oxide is an effective absorber of carbon dioxide and can be used to purify air in confined…

A:

Q: Which molecule in the reaction below is the oxidizing agent? 2 C,H6(g)+7 O2(g) → 4 CO2(g) + 6 H,O(g)

A: To find: The oxidizing agent in the given reaction

Q: Lithium oxide is an effective absorber of carbon dioxide and can be used to purify air in confined…

A: Number of moles of Li2O = Given massMolar mass Here Given mass = 1000 g     1kg = 1000 gMolar mass…

Q: What is the formula, charge and oxidation state: Bromine dioxide lithium selenide Iodine…

A: In the ionic compound, the charges that are present on the atoms will be the atoms oxidation state.…

Q: On your paper, write the complete balanced equation for the combination of rubidum and sulfur. In…

A:

Q: How many moles of O 2 are needed to oxidize 4.51 moles of CuFeS2 in the reaction 2 CuFeS2 + 5 O2 —>…

A: In given reaction 5 moles of oxygen required to oxidised 2 moles of CuFeS2

Q: Calcium, barium, and magnesium are three elements in group 2 of the periodic table. Calcium is in…

A: The higher reactive metal can replace the less reactive metal ion from the aqueous solution. We know…

Q: In the following reaction, which element in what species is oxidized? Au(NO3)3 (aq) +3 Li(s)→ Au(s)…

A: We have to predict the element and species.

Q: What is ΔH for the following reaction? SiO2(s) + 2 Cl2(g) → SiCl4(l) + O2(g)

A: Jdsj

Q: In electrogravimetry, what does the cathode do to the ions?     Gives electrons to the ions to turn…

A: A multiple choice question based on electrochemistry, which is to be accomplished.

Q: Chlorine reacts with oxygen to form Cl2O7. (a) What is the name of this product (see Table…

A: a. Chlorine reacts with oxygen to form Cl2O7. Given oxide has two chlorine atoms and seven oxygen…

Q: Most NOx compounds are oxidizing agents. However, both NO and NO2 are reducing agents. Explain why…

A: NO generally acts as reducing agent but NO2 generally acts as oxidising agent.

Q: Which of the following is an oxidizing agent? 2 Al + 3 Br2 → Al2Br6 O Al Br2 O Al,Br2

A: An oxidizing agent reduces itself while oxidizing another species in the reaction. Oxidation is the…

Q: Arrange the following elements in order of decreasing innovation energy In, F, Si, N, Ga

A: Note: It will be ionization energy and not innovation energy. To determine: Arrangement of element…

Q: What are displacement reactions that occur in the group 7 elements and describe what happens and…

A: ANSWER

Q: Identify the product of the reaction between hydrogen gas and chlorine. H2 Cl3 H2 Cl HC12 HC1

A: The reactants given are  1) Hydrogen gas i.e H2 (g) 2) Chlorine gas i.e Cl2 (g)

Q: How do you write the reaction of aqueous copper(ii) ion with the aqueous iodate ion?

A: Copper II ion combines with aqueous  iodate ion to form Copper (II) Iodate

Q: Establishing the relative reactivity of metals requires a comparison of their relative tendency to…

A: The relative reactivity of a group of metals can be measured by comparing the reaction of each metal…

Q: Which of the following compounds has the most oxidized cation.

A: Most oxidized cation means higher charge (or oxidation state) on the cation .  we can determine the…