What is the formula for the compound formed from Cr and SO42 ions? Please write out the formula in a line, for example Na2CO3 (no subscripts, formulas are case sensitive!).

Q: spell out the name of the compound SO3

A: Given,SO3

Q: What is the name of the binary molecular compound N4O9? Enter the name in all lowercase letters with…

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

Q: Name the compounds or give the formula. And indicate the type of bonding (i.e., ionic, covalent,…

A: a) Br2Cl7 = Bromine heptachloride (covalent bonding)  b) Gold(III) hydroxide =  Au(OH)₃ (ionic…

Q: For each of the following compounds, (1) determine if it is ionic or covalent and (2) give the name…

A: Ionic compounds are made up from metal and nonmetals. Covalent compounds madeup of nonmetals.

Q: the chemical formula and the chemical name of the ionic compound formed from the ions Mg2+Mg2+ and…

A: Mg2+ has 2 positive charge NO2- has 1 negative charge hence two nitro ions are needed to nuetralize…

Q: Find the ionic compound among these. O CCH2 O SO3 O C2H6 CH4

A: CaH2 is ionic compound in given compounds.

Q: How many valence electrons are in Na+, Cl-, Ti4+

A: Electronic configuration of Na = 1s2 2s2 2p6 3s1 Hence, the outer most shell is L that contains…

Q: Examine the formulas and space-filling models of the molecules shown here. Determine whether the…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Draw Lewis structures for the following compounds. Remember to enclose ions in square brackets. On…

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: How many valence electrons are in Pb^2+?

A: The provided ion is Pb2+ Atomic number of Pb = 82 The number of electrons present in the outer most…

Q: 2. Some plant fertilizers contain the following compounds: ammonium sulfate, (NH4)₂SO4; calcium…

A: 2. An ionic bond is formed when there is a transfer of electron between bonded atoms. It is formed…

Q: Predict the chemical formulas of the compounds formed by the following pairs of ions: (a) Fe3+ and…

A:

Q: Fill in the blanks to complete the following table of chemical formulas for…

A: The formula for an ionic compound that contains Ax+ cation and By- anion, can be written as:…

Q: Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4…

A: Isoelectronic species are those species which have same number of electrons.   Counting the number…

Q: Use Lewis electron-dot symbols to represent the formationof (a) BrF₃ from bromine and fluorine…

A: Lewis electron dot symbols represent the valence electrons of an atom.The number of dots around an…

Q: Name the following binary molecular compounds: (a) ClO2 and (b) CBr4.

A: While writing the ionic compounds first write the cation followed by anion.

Q: What is the correct formula for a compound formed from the most common ions of aluminum and sulfur?…

A: Symbol of Aluminium = Al Symbol of Sulfur = S  Al is metal. So, it is electropositive. S is non…

Q: 3. List all of the metals that predictably form the following charges when they form an ion: Lig…

A: Given information,

Q: Which of the following atoms of elements is most likely to form a 2+ ion?       a)  Oxygen   b)…

A: Given: Some elements are given  To find: Which atom will most likely form +2 ion . Solution:…

Q: Choose the compound with the most ionic bond. O RbF O KCI O LiCi O NaCl LiF

A: Ionic character can be concluded according to the Fazan's rule. According to this rule, smaller size…

Q: If Li forms Li3X with element X. What is the formula of the compound formed with Mg and X?

A: Li3X compound  i.e Li have valency  1  and X have valency  2

Q: Draw Lewis structures for each atom, assigning the correct number of valence electrons and the…

A: Lewis structure is a representation of the positioning of valance shell electrons within the…

Q: When liquid benzene (C₆H₆) boils, does the gas consist of molecules, ions, or separate atoms?…

A: Hydrocarbon benzene is an organic compound in which atoms are joined in a planar ring structure.

Q: Part A Which neutral atom is isoelectronic with each of the following ions: F-, Ca²+, P3+, K+, Pb²+?…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: Write the molecular formulas for the molecular ions of m/z 72 containing only the elements C and H.…

A: Given, m/z = 72 The molecular formula for the m/z is-

Q: Write the empirical formula for at least four binary ionic compounds that could be formed from the…

A: Mg2+, Au3+are the cations whereas Cl-, O2- are the anions. Therefore, empirical formula for four…

Q: What is the total number of valence electrons in the monohydrogen phosphate ion, HPO,2? 30 28 24 32…

A: Given ion is monohydrogen phosphate ion, HPO42-  In this ion one hydrogen atom, one phosphorus atom…

Q: List the charge obtained by the following elements when they form ions: F Al P Ca…

A:

Q: Which of the following is not a polyatomic ion? O a Cr2O72 NH4 O C. HCO3 Od co Co3

A: In this question, we want to identify which is not related to polyatomic ion.  Firstly we know…

Q: What is the formula for the compound formed from Mg2+ and Br ions? Please write out the formula in a…

A: An ionic compound is formed by cation and anion.

Q: 2. Enter the symbol of a sodium ion, Na+Na+, followed by the formula of a sulfate ion, SO42−SO42−.…

A: Inorganic compound is made of cation and anion , Inorganic compounds are generally ionic.

Q: How many valence electrons are found in PH3?

A:

Q: Write the empirical formula of at least four binary ionic compounds that could be formed from the…

A:

Q: How many electrons are in the n = 3 shell of a magnesium ion (Mg²⁺)?

A: Atomic number of magnesium (Mg) is---- 12 So, in magnesium (Mg) number of electrons present is--- 12…

Q: 3. Which of the following compounds would you predict to be ionic and which would be covalent?…

A: Whether a compound is ionic or covalent, depends on the electronegativity difference between the two…

Q: How many electrons are in the n = 3 shell of a magnesium ion (Mg?")?

A: Magnesium   Symbol = Mg  Atomic number of Mg is 12

Q: What is the correct formula for a compound formed from the most common ions of aluminum and sulfur?…

A: Given elements = Aluminum (Al) and Sulfur (S)  Formula formed by Al and S = ?

Q: How many valence electrons are in Cl * O ^ - 1

A: The number of valance electrons can be calculated by drawing the lewis structure of the given ion.…

Q: Write the empirical formula for at least four binary ionic compounds that could be formed from the…

A: In the given ions, Mg2+, V5+are the cations whereas Cl-, S2- are the anions.

Q: Name the following ionic and covalent compounds... CaCl2, Na3N, NO, NiO, and Fe3(PO4)2

A: Ionic compounds are made up of ions  known as cation and anions.

Q: The valence electrons configuration of X is ns? and Y is ns²np³. What is the most likely chemical…

A:

Q: Find the ionic compound among these. O N2O3 O SO3 O P2O3 uc O Al203

A: In this question, we will findout the ionic compound.  You can see details explanation and final…

Q: what is the formula for lithium oxide ( 2Li ions, 1O ion

A: Lithium is a metal with 1 valence electron and oxygen is a non metal with 6 valence electrons.

Q: 4. Discuss why you figured out the formula of calcium iodide as Cal2 and not Cal.

A: The chemical compounds are formed by a combination of elements. Elements combine in a fixed ratio to…

Q: 2- CH;CO, sulfate anion + H,0

A: O22- is peroxide, having oxidation states of oxygen  is-1. CH3COO- is acetate anion formed by…

Q: How many valence electrons are there in the hydronium ion, H3O*? 8. O 7

A: