Consider the reaction: CH 4( g) + 2O 2( g) → CO 2( g) + 2H 2O( g) Which of the following statements is correct?     Oxygen is the reducing agent.     The reaction is not an oxidation-reduction reaction.     Oxygen is oxidized.     Carbon is oxidized.     Carbon is the oxidizing agent.

Q: Write the formula of the acid formed when each of these acidic oxides reacts with water. 1. Cl,0, 2.…

A:

Q: Write the balanced equation of the reaction between Al and oxygen in the presence of heat.   4.…

A: In the given question we have to write the balance equation of the following reaction.  3. Aluminium…

Q: Given the following net ionic equation Cr2072- + Fe2+ → Cr3+ + Fe3+ (All of the species are in…

A: Answer option D) [oxidized species] = Fe2+ (aq); [oxidizing agent] = Cr2O72- (aq)

Q: 1.Which compound is used in respirators since it reacts with CO2(g) to produce O2(g)? a.RbO2 b.CsO2…

A: The compound which converts carbon dioxide into oxygen and makes respiration easier will be used in…

Q: rank the following ions in the order of increasing strength as oxidizing agents: NO3 -1aq2, Ag+1aq2,…

A: In a chemical reaction if a species looses electron, this process is called oxidation. If a species…

Q: concentration

A: The ion-exchange membrane is a semi-permeable membrane which transports certain dissolved ions,…

Q: Which of the following set of elements contain only type II metals? O Na, Ca, Mg O Mn, Cd, Co O Ni,…

A:

Q: Complete and balance the following equations. Write the entire equation, including the reactants and…

A: Balanced chemical equation of a reaction is written according to law of conservation of mass.…

Q: 7. K/U Explain how an attractive force can exist between non-polar molecules. 12. K/U Under what two…

A: "Since you have asked multiple questions, we will solve the first question for you ( as per our…

Q: How many electrons does a halogen atom need to complete its octet? Give examples of the ways a Cl…

A: The number of electrons that are needed to halogen atom to complete its octet has to be given and it…

Q: Explain these concepts Ionization enthalpy Electron gain enthalpy

A: Ionization Enthalpy: It is the energy required to remove the most loosely bound electron from an…

Q: In what ways are the electronic structures of the group 14 (4a) elements similar?

A: In this question, we will discuss about why the electronic structures the group 14 elements similar.…

Q: FeS + O2 -> Fe2O3 + _ SO2 O 4,7,2,4 8,15,4,8 2,3,1,2 none of these

A:

Q: Main-group elements Match with the correct main-group element. Use each choice in only one answer.…

A:

Q: Write the formula of the acid formed when each of these acidic oxides reacts with water. 1. Cl207 2.…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: In what ways are the electronic structures of the group 14 (4A) elements similar? In what ways are…

A: Ans. Group 14 elements have same valence electrons i.e valency. Group 14 elements have different…

Q: the number of electron released from the succinate ion when oxidized by permanganate Oa. 14 Ob. 5…

A: KMnO4 is Oxidizing agent and it's Oxidized succinate ion to ethene by releasing 2moles of CO2  KMnO4…

Q: What is the electron configuration of Al 3* ?

A: Given :- ionic symbol = Al3+  To determine :- its electron configuration

Q: Show that this reaction for the oxidation of NO2 to nitric acid is balanced in terms of change of…

A: 3 NO2 + H2O → 2 HNO3 + NO

Q: The oxidation state of selenium in NaSeO3 is O-5 O-3 O+5 O +7 +3

A: Oxidation state :-  The number of electrons an atom either gains or lost during the formation of a…

Q: The number of unpaired electrons in the Po atom (period 6) is O 2 O 3 O 1 O 4

A: The element Po is Polonium. Since the oxygen group in the periodic table has the element Po.

Q: Do you expect fluorine to be the strongest or weakest oxidizer among the halogen family? Which halid…

A:

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

A:

Q: Select basic oxide from the choices given. Choose one    H2O2   CO2   SiO2   P4O6   CaO

A: Basic oxides also called base anhydride, are usually formed by reacting of oxygen with metals. A…

Q: 3. Does the reaction of a main-group metal oxide in water produce an acidic or a basic solution?…

A: Metal oxides are crystalline solids that contain a metal cation and an oxide anion. Main group metal…

Q: The same volume of the FCC iron will be heavier than the BCC iron Equiaxed grains show anisotropic…

A:

Q: A sample of soda-lime glass for tableware is analyzed and found to contain the following percentages…

A: Given- % by mass of oxides SiO2 = 72.4% Na2O =18.1% CaO = 8.1% Al2O3 =1.0% MgO = 0.2% BaO = 0.2%…

Q: 7. Write equations for the formation of these compounds from the elements: a. Strontium Hydride b.…

A: Synthesis of the compound from elements means their synthesis in 1 mol amount . That means to form…

Q: Arrange these species by their ability to act as an oxidizing agent. Cu^+, Au^3+, Ca^2+, Fe^2+

A: The reduction half-reactions and the associated standard reduction potential with the species are as…

Q: The Iron Triad is a historical name for the group of elements Fe, Co, and Ni. It was used to refer…

A: group of elements Fe, Co, and Ni

Q: basic solution, molecular chlorine, Cl 2 , reacts with hydroxide ions, OH −

A: Cl2+OH-  ⇌ ClO3 - + Cl- +H20 Self oxidation -reduction reaction

Q: Which of the following chemical formula is for a cyclic compound that contains two double bonds? O…

A: Degree of unsaturation :- It indicates how many double bonds or triple bonds or rings are present in…

Q: Which of the following is an alkaline earth metal? A.K  B.Cu  C.Mg  D.Na  E.Al

A: The elements that comes in group 2 of the periodic table are called alkaline earth metals.  They are…

Q: Write the balanced equation of the reaction between chlorine and water.    9. Write the balanced…

A:

Q: Why the radius of Fe+2 is greater than Fe+3?

A: The distance from the nucleus to the outer most shell of an atom is called as the atomic radius. As…

Q: describe the orbitals that make up n=3, describe the orbitals and their energy levels and how they…

A: n is the principal quantum number.  So, n = 3 corresponding to l (azimuthal quantum number) = 2, 1…

Q: hydrogen is the building block of all other elements

A: Hydrogen is the atom having 1 electron and 1 proton and 0 neutron it has only one shell "s". it has…

Q: Is A4, the group of even permutations, isomorphic to D12, the dihedral group?

A:

Q: Which of the following is an example of an object that contains an electromagnet? a an umbrella a…

A: An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.…

Q: 3. Which of the following is NOT found in group 13? A boron (B) B gallium (Ga) © indium (In) D…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Rank the following ions according to their decrease in radius, showing the cause in detail:

A: Atomic size or atomic radius is the distance from the nucleus of the atom to its outermost shell.…

Q: Write the full electron configuration of Si, Si+4 and Si-4. How many valence electrons are in each…

A:

Q: Consider the elements Li, K, Cl, C, Ne, and Ar. From this list, select the element that (a) is most…

A: Consider the elements Li, K, Cl, C, Ne, and Ar. From this list, select the element that (a) is most…

Q: 2. For each of the following pairs of substances, predict which member of the pair will have the…

A: Substance which has high forces of attraction between the atoms/molecules/ions has high melting…

Q: Which halogen is used in the manufacture of photographic plates? O Fluorine O Chlorine O lodine O…

A: Photographic plates are used to capture and store the photographic items. These photographic plates…

Q: MCQ 109: In nature, Magnesium Oxide (MgO) is A. acidic B. alkaline C. catalyst D. neutral

A: Magnesium is an element placed in group 2 of the periodic table. It is a metal and on combining with…

Q: Balance the equation for the production of acetylene C2H2  from the reaction of calcium carbide with…

A: The balanced equation for the production of acetylene from calcium carbide and water is as follows:

Q: What is the main characteristic that determines whether or not an element is a main-group element?

A: Transition metal elements forms covalent bond easily with other elements than the Main group…

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…