Predict the ion generally formed by (a) Sr, (b) S, (c) Al.

Q: In complete sentences, explain: (a) why Se2 - and Br - are about the same size; (b) why Br - is…

A: (a)

Q: How does this evidence indicate that the reaction has occurred between ions?

A: In this reaction the electrolyte Ba(OH)2 reacts with the solution of sulphuric acid.  Both the…

Q: Using the periodic table to guide you, predict the chemicalformula and name of the compound formed…

A: (a) Gallium is a compound of group 13, it has a tendency to donate 3 electrons in order to achieve a…

Q: How many electrons must nitrogen gain to be ch ome like its closest noble gas,Neon?

A: The periodic table consist of elements that are arranged according to their periodicity. The…

Q: Ва K

A: Ionization enthalpy  depends  upon the size of elements  . GREATER THE SIZE  OF ELEMENT less will…

Q: Why are the combination of elements S and O are more likely to form a polyatomic ion than K and F?

A: A polyatomic ion is the ion which is formed by two or more number of atoms combine together…

Q: Write the complete electronic configuration of following atoms or ions

A: The atomic number of chromium (Cr) is ---  24 Therefore, chromium contains 24 protons and in-ground…

Q: What is the ionic charge on a metal (M), given the formula of the oxide, MO2

A: Given, The ionic charge on a metal (M), in the formula of the oxide, MO2 is:

Q: Your assigneed ion is : AlCl4- please give a brief description that includes: (a) total valence…

A: The total number of valence electrons in a molecule is determined by adding the number of valence…

Q: Does Xenon and radon make a ionic compound, molecular compound, or neither?

A: Xenon and radon are noble gases; noble gases are inert and highly stable at ordinary temperature due…

Q: One gram of metal burns in air to give 1.27 g of tin oxide. What is the formula of the oxide?

A: Combustion: When a substance reacts with O2 at high temperature to generate the energy is termed as…

Q: Calculate the formula mass (in amu) for iron (II) perchlorate. or

A: Formula mass for iron (II) perchlorate is calculated as shown below:

Q: (a) Cesium Bromide (CsBr) exhibits predominantly ionic bonding. Cesium (Cs) has an atomic number of…

A:

Q: Suppose an element from group IIIA(13), and period 3 of the periodic table forms an ionic compound…

A:

Q: Predict the chemical formula and name for the ionic compound formed by (a) Na+ and CO32-, (b) Al3+…

A: a Na+ and CO32-

Q: e the valence electron counts for the

A:

Q: The fictional element Grassfieldium (symbol Gr) is similar to Nitrogen. If it forms an ionic…

A: Fictional element Grassfieldium ( Gr) is given having properties similar to Nitrogen.

Q: Name the following species: (a) BrO, (b) HCO,, and (c) SO?-.

A: (a) The given ion is BrO4-. So, the name of this ion is perbromate ion.

Q: Describe the formation of positiveand negative ions.

A: To find: Description about the formation of positive and negative ions

Q: Generally in which direction on the periodic table does the ionic radius tend to decrease?

A:

Q: 7.86 Write the empirical (or molecular) formulas of compoundsthat the elements in the third period…

A: Note: Since you have posted multiple independent questions in the same request, we will solve the…

Q: Each of the following elements is capable of forming an ionin chemical reactions. By referring to…

A: Since we only answer up to 3 sub-parts, we'll  answer the first 3. Please resubmit the question and…

Q: Based on the formula for the sulfate ion, predict the formula for (a) the selenate ion and (b) the…

A:

Q: Why does Li form a positive ion, Li+, whereas Br forms a negative ion, Br-?

A: The reason why Li forms positive ion and Br forms negative ion has to be given.

Q: An ionic compound has the empirical formula H,N,0, Suggest the formulae of the ions present in this…

A:

Q: In the three molecules, O2, HCl, and F2, what atom would have a partial negative charge?

A: Answer:  Cl (chlorine) atom in HCl having partial negative charge.

Q: A fictional compound contains two elements.  Here's what you know: Alchemium (X): a nonmetal…

A:

Q: Write the decreasing order for thr following elements (C, K, O, N, Br, F) according to: a) Their…

A: Here we have to write the decreasing order of electroneativity, atomic radius, ionization energy and…

Q: What is the formula of the ionic compound expected to form between the elements Ca and I?

A:

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

A: The elements in group 1A (Li,Na, K,Rb,Cs,Fr) have one valence electron in their valence shell.…

Q: Predict the chemical formulas for the binary compounds that hydrogen forms with the elements…

A: Binary compounds are compounds which have only two different type of elements .  To predict the…

Q: Predict the chemical formula for the ionic compoundformed by (a) Ca2+ and Br-, (b) K+ and CO32-, (c)…

A: The chemical formula can be obtained by cross-multiplication of the vacancies of the ionic species:…

Q: In complete sentence, describe the similarities and differences between: a neutral atom and an ion…

A: Element is made up of atom as basic unit. Atom has a positively charged protons and negatively…

Q: What is a chemical reaction that defines the fist ionization energy of carbon?

A: The energy which is require to remove an electron from outermost orbit in a gaseous atom is called…

Q: Based on elctronegativity diferences, which of the following is most likely to be ionic? NH,

A: The ionic character in a molecule is dependent upon the electronegativity difference between the…

Q: An unknown metal, M, in the third period forms an ionic compound with the formula MF. (a) What is…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Which of the follow

A: The diamagnetic molecule is one whose atoms have no permanent magnetic dipole moment. Also, the…

Q: Predict the chemical formulas of the compounds formed bythe following pairs of ions: (a) Cr3+ and…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: Elements in the same group of the periodic table often formoxyanions with the same general formula.…

A: An anion containing one or more oxygen atoms bonded to another element is called as oxy-anion. Few…

Q: What is the maximum number of electrons that can have n = 5, l = 3 and ml = -1.

A: Given, Principal quantum number "n" value = 5 Azimuthal quantum number "l"=3 Magnetic quantum number…

Q: Which of the following statements is true regarding the nitrite ion? :

A: Structure of NO2- contains 1 nitrogen atom and 2 oxygen atom and having Nitrogen as a Central metal…

Q: ge the following ions in order of increasing ionic radius: bromide ion, selenide ion, strontium ion,…

A: Ionic radius is the distance between nucleus and outmost electrons in ion. In the periodic table,…

Q: What is the number of electrons for AsBr5?

A: Arsenic consists of 33 electrons and its electronic configuration is 2,8,18,5. So, its valence shell…

Q: Comparing the neutral atom and its anion, what do you notice about the radius in the side-by-side…

A:

Q: Write The ortel Diugranm For The Al-m preuseex plaan c.Ar d.Ca

A: The detailed solution of your question given below-- We know that the atomic number of Ar and Ca is…

Q: What bonds does NH4Cl consist of?

A: Ammonium chloride is a salt. The bond formed between the hydrogen and Nitrogen atom is covalent bond…

Q: Tin forms both an ionic compound and a covalent compound with chlorine. The ionic compound is SnCl2…

A: To identify the compound which is more likely the covalent compound. SnCl3, SnCl4, or SnCl5

Q: 2. Give the electron configuration for the ion of Br.

A: The atomic number of bromine is 35 and the electronic configuration for bromine (35 electrons) is…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.