Elements in group 2A (2) of the periodic table form ions with a charge of?

Q: What is the mass percent of iron in iron(II) phosphide

A: Fe2P Molar mass of Fe2P=142.66gm/mole Atomic mass of Fe = 55.85gm/mole

Q: w hydrogen atoms

A:

Q: Are ions, atoms, and molcules the same thing?

A: Atoms: It is a smallest constituent unit of ordinary matter which constitutes a chemical element. It…

Q: How many electrons make up 0.75 coulomb of charge?

A: The charge of electrons is quantized. The charge on one electron is given by: charge on one electron…

Q: Express your answer as a chemical symbol or as an ion.

A: From the given data we get that , In the atom or ion : Number of protons = 30  Number of electrons =…

Q: Define the term polyatomic ion?

A: An ion is generally formed by the loss or gain of an electron or a proton. The charge of the ion…

Q: The monatomic ions of Groups 1A(1) and 7A(17) are all singly charged. In what major way do they…

A: To find: The monatomic ions of Groups 1A(1) and 7A(17) are all singly charged. In what major way do…

Q: List the names and formulas of Binary Molecular Compounds?

A: The compounds which are formed from two different kinds of elements are regarded as Binary Molecular…

Q: Name the ionic compounds (a) K2SO4, (b) Ba1OH22, (c) FeCl3

A: a) The compound given is K2SO4  In the compound we have cation K+ i.e potassium and anion SO42- i.e…

Q: Calculate the molecular mass (in amu) of each of thefollowing substances: (a) C6H6O, (b) H2SO4, (c)…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: Describe the type and nature of the bonding that occurs between reactive metals and nonmetals.

A: The nature of the bond present between two elements depends on the difference in the…

Q: Define the term monatomic ion?

A: The term monatomic ion has to be defined.

Q: What are allotropes? Give an example. How are allotropesdifferent from isotopes?

A: Given term,        Allotropes and isotopes

Q: Consider the following organic substances: ethanol, propane,hexane, and propanol. (a) Which of these…

A: The functional group is the groups that are the characteristic moieties of the chemical compound…

Q: Name the following: CI, CIO, CIO, CIO ambined with other elements) I, (Br,I,N,CI,H,O,F.) NAMU

A: ate ----> ic  ite ----> ous  ide -----> hydro -ic  We have to name the following acid given…

Q: Why do protons always have a positive charge? Is it that they can donate?

A: An atom can be considered as the smallest unit of any matter. An atom is composed of certain…

Q: 4.48 Give the oxidation numbers for the underlined atoms inthe following molecules and ions:

A: Note: Since you have posted a question with multiple subparts, we will solve the first three sub…

Q: If Epsom salt, MgSO4· x H2O, is heated to 250 °C, all the water of hydration is lost. Onheating a…

A: The number of molecules of water occur per formula unit of MgSO4 has to be given.

Q: which binary combinations of elements are most likely to give ionic substances?

A: Metals are the elements that are generally electropositive in nature and lie in the left side of the…

Q: The chemical formula for ammonium carbonate is: (NH,),CO, How many hydrogen atoms are in each…

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Q: Write the chemical formula for the following A) aluminum Acete B) Ammonium Phosphide C)…

A: A chemical formula of chemical compound can  be defined as a way of representing information about…

Q: A newly discovered element has the name Rougen, has the symbol Rg. Rougen can have the charges of…

A: The solution is as follows :

Q: The chemical formula for ammonium carbonate is: (NH,),CO, How many nitrogen atoms are in each…

A: The formula of ammonium carbonate :-  (NH4)2CO3  In one formula unit, there are two NH4 units . Each…

Q: The total number of atoms in one mole of caffeine. Remember that the formula of caffeine is:…

A:

Q: . The name for RhCl3 is 신 ● If Z represents the unknown nonmetal element zotium, the name for ZO₂…

A: The correct nomenclature is given below

Q: A new compound has the empirical formula GaCl2. Thissurprises some chemists who, based on the…

A: The empirical formula of new compound is s GaCl2 . Since gallium is belongs to group 13, it exhibit…

Q: How many hydrogen atoms does hydrogen sulfide have?  It seems like it has to be two, since sulfer…

A: The simple rules for writing formulas of a given compound are:Write down the symbols of the…

Q: A positive electric charge s is to be adde of 6.25x10^1 and euigu 3.125x10^19 p+. What will be the…

A: Charge on electron = -1.6 × 10-19 C Charge on proton = 1.6 × 10-19 C

Q: Is H2O2 a polyatomic ion, if yes what is its formula and charge?

A: Poly-atomic ion: A polyatomic ion which is also known as a molecular ion this is a covalently bonded…

Q: What is the charge on a hypothetical ion with 25 protons and 28 electrons?

A: Given: The number of protons=25 The number of electrons= 28

Q: Magnesium react with a certain nonmetallic element to form a compound with the general formula M3X2,…

A:

Q: In the compound iron (II) chloride, what is the charge on the iron ion?

A: The molecular formula of iron (II) chloride is FeCl2. The electronic configuration of iron and…

Q: A sample of 0.593 mol of a metal M reacts completely with excess fluorine to form 46.2 g of MF2.…

A: Given : Moles of metal M = 0.593moles Mass of MF2 = 46.2g

Q: l charge of oxygen in

A: Formal charge is real or imaginary charge present on the atom in the compound.

Q: Use the following figure to answer the following question. v w * * ż Which of the following models…

A:

Q: Write the symbols and charges of the monatomic ions formed by calcium AND phosphorus, and write the…

A: Calcium gives divalent ions (Ca2+) Phosphorous  forms the ions P3-, P4-, P3+, P5+

Q: An ion has 28 protons, 24 electrons, and 30 neutrons. What is its ionic charge?

A:

Q: What are the names of the three subatomic particles? What are their approximate masses in atomic…

A: Subatomic particles are the parts of an atom. They constitute the atom. They play an important role…

Q: What could the chemical formula of the molecule be?

A: Electrostatic potential map illustrates the three dimensional distribution of charge of a molecule.

Q: why is that in Pb(CrO4)2, the charge of CrO4 is -2

A: The species lead Pb can have the potential to show +2 and +4 oxidation state because the outermost…

Q: An unidentified element (let’s call it element “X”) is reacted with sulfur to form an ionic compound…

A:

Q: Nitric acid has a formula of

A: Chemical formula of compound can be formed by criss-crossing the valencies of ions.

Q: A sample of an ionic compound containing iron and chlorineis analyzed and found to have a molar mass…

A: Given molar mass = 126.8 g/mol The iron and chlorine containing compound Molar mass of Fe = 55.8…

Q: polyatomic ions?

A:

Q: Of the remaining two subatomic particles, which do you place second in importance for forming…

A: This question concerns the work done by J.J Thomson. Thomson thought that the electrons are the most…

Q: . What are the three types of subatomic particles? Give their names, charges and location in the…

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Q: 2. Look at the Periodic Table and answer these questions. a. Do nonmetals form anions or cations? b.…

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

Group 14 Elements

The following elements come under group 14 of the periodic table.