Which is an acidic oxide? Group of answer choices Fe2O3 MgO Cr2O3 P4O10 K2O

Q: Many ionic compounds are used as paint pigments. Name each of the following pigments. a. CdS…

A: The name of each of the following pigments has to be given. a. CdS (yellow) b. TiO2 (white) c. Cr2O3…

Q: ionization energy

A: Ionization energy is defined as the amount of energy required in order to remove most loosely bound…

Q: Which one of the following elements is an example of a transition metal in period 4? а. Carbon O b.…

A: Transitions metals are also known as d-block elements. These are present in the middle of the…

Q: Arrange the following oxides in order of increasing acidity:CO2, CaO, Al2O3, SO3, SiO2, P2O5.

A: To arrange the above oxides in the increasing order of acidity, a thumbrule to remember is: The more…

Q: what are the number of unpaired electrons present in Cr^2+,  Fe^3+,  Co^2+ ?

A: The electron configuration of Cr is 1s2 2s2 2p6 3s2 3p6 4s1 3d5.  Removal of two electrons results…

Q: 1. Determine if the oxide is acidic or basic: CO: a. Acidic b. Basic 2. Determine if the oxide is…

A: Acidic oxides : oxides that reacts with water and produces an acid. Example : most of the non-metal…

Q: Claim: Reactivity of alkali metals increase down a group, or column, in the periodic table.…

A: The alkali metals are six chemical elements in Group 1, the leftmost column in the periodic table.…

Q: period 4 element with the smallest atomic radius

A:

Q: Rank the following oxides in order of increasing acidity inwater: Sb₂O₃, Bi₂O₃, P₄O₁₀, Sb₂O₅.

A: The acidic strength of an oxide increases with the increase in oxidation state of central atom in…

Q: Predict whether each of the following oxides is ionic ormolecular: SnO2, Al2O3, CO2, Li2O, Fe2O3,…

A: The compounds made up of a metal and a non metal tend to be ionic substance and compounds made up of…

Q: Name the following transition metal compounds, or give chemical formula based on the name of the…

A: To write iupac name and structure of given compound  For writing name of a complex  First the…

Q: Identify the following hydrides as ionic, metallic, or molecular:(a) BaH2, (b) H2Te, (c) TiH1.7.

A: The hydrides are mainly generated by combining H-molecule with any metal. In hydrides, H-atom…

Q: 13. Which element has the highest ionization energy? . a) Sr or Al b) Br or I or Te

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

Q: What is a transition metal? elements that have incompletely filled 4f subshells or that readily give…

A: D block elements are referred as transition elements.

Q: The d-block element among the following is a. Lead Ob. Thorium O C. Helium d. Osmium

A:

Q: Which of the following is paramagnetic?  Z of Sr= 38,  Ca=20,   I = 53,  Mn = 55 a.I - b.Ca c.Sr+2…

A: Paramagnetic species contains unpaired electrons.

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: Which of the following atoms is the most active metal? All can be found in the 5th row. Rb -…

A: Active metal - element easily donate electron and highly reactive

Q: Which element has the smallest radius? Ti,Co,Zn

A: Co has the smallest radius .

Q: Choose the answer in which the oxides are arranged in order of increasing acidity (least acidic…

A: Different type of oxides when dissolved in water , they give acidic ,basic , amphoteric or neutral…

Q: The group 10 transition metal in the fifth row of the periodic table:

A: The transition metals are a group of elements that have partially filled d-orbitals. These are…

Q: Question No. 5 How many of the given oxides show acidic property? Na20, K20, SO2, SO3, CO2, Zn0,…

A:

Q: What is the chemical formula of sodium diamminetetrahydroxozincate(II)?     Na2[Zn(NH3)4(OH)2]…

A: What is the chemical formula of sodium diamminetetrahydroxozincate(II)?

Q: Which of the following oxides are amphoteric? Select one or more: a. Li2O b. Al2O3 c. ZnO d. BaO e.…

A: The metallic oxides which can react with both acid as well as a base to form salt and water are…

Q: Which of the following are main group elements. Choose all that apply. Sb Cu Ca V None of the Above

A: Main group elements are member of s-block and p-block.

Q: Which of the following statements is/are TRUE? Choose all that apply. O Select all that apply Mg has…

A: Electron Affinity - It is the energy released from a neutral atom when an electron is added to it in…

Q: Is Gd considered a F-block element, main group element, transition metal, or halogen? main group…

A: Gd is an atomic symbol of the Gadolinium element and has an atomic number of 64. Gadolinium is a…

Q: describe the properties of transition metals that make them important as biomolecules

A: Transition metals involve 'd' block elements. They play an important role in biological processes.…

Q: Fictional, thus not on the periodic table. Lz, a transition metal, forms the compound LzS₂ when…

A:

Q: 11. Which of the following belongs to alkaline earth metals? O K] 4d5 5s1 O (Ar] 4s2 O [Ar] 3d10 4s2…

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

Q: 26. Which of the following oxides is amphoteric in character? (a) CO2 (b) SiO2 (c) SnOz2 (d) Ca0

A: Amphoteric oxides are the oxides which can react both with acid as well as the base to produce salt…

Q: The number of reactive specie formed when potassium iodate was reduced to potassium iodide A. 1 B. 2…

A: Number of products formed will be equivalent to number of reactive species produced on reduction of…

Q: 1. Write the chemical formula for a. potassiumamminetribromoplatinate(II) b.…

A: We have to write the chemical formula for the following given potassium amminetribromoplatinate(2)…

Q: Deduce the chemical formula of potassium mangnate The answer is kmno4 but i ddont get it it says K=1…

A: Given  the chemical formula of potassium mangnate

Q: Which element has a strong s-p interaction? a) neon b) boron c) oxygen  d) hydrogen e) lithium

A: The sp mixing of orbitals in a molecule depends upon the energy gap between s and p orbitals. Higher…

Q: Cesium has higher melting temperature than Sodium.   True or False?

A: Given : We have to tell whether the statement is true or not.

Q: 1.Which of the following is the principal combustion product of Na metal? a.NaO2 b.Na2O2 c.Na2O…

A:

Q: Which set contains an acidic oxide, an amphoteric oxide, and a basic oxide, arranged in that order.…

A: Acidic oxides are oxides that dissolves in water to form acids Basic oxide are oxide that reacts…

Q: Give the oxide components of each of the following.  1. KAlSi3O8 2. Mg3Si2O5(OH)4 3.…

A: A chemical reaction in which the number of atoms present on the left hand side of the equation is…

Q: Which of the following group 14 elements has lowest tendency to catenation? Select one: a. Lead b.…

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

Q: Which of these oxides would produce a basic solution in water? A) Na2O  b)  SiO2   c)  SO2   d)…

A:

Q: Explain the following observations: (i) Transition elements generally form coloured compounds. (ii)…

A: Elements which have partially or incompletely filled d-orbitals in their ground or stable oxidation…

Q: Question attached

A: Across period-3, variation is melting point and boiling point is not uniform.

Q: 14. Does the reaction of a main - group metal oxide in water produce an acidic solution or a basic…

A: Please find your solution below : The main group metal oxides consist of oxides of alkaline earth…

Q: Which of these atoms is the most active?

A:

Q: What will you use (OA or RA) to make possible the following reactions ? OA= Oxidising Agent ,…

A: Oxidation Addition of Oxygen or removal of hydrogen Reduction Addition of hydrogen or removal of…

Q: Explain if Co(H2O)63+ and Fe(NH3)62+ are paramagnetic or diamagnetic

A: Hre, we have to find the magnetic nature of  Co(H2O)63+ and Fe(NH3)62+.