1A 7A 8A H+ H-N ЗА 4А 5А 6A N3-02F- 2A Li Transition metals Na*Mg* AP K+ Ca?+ Se-Br Rb+ Sr2+ Te?I Cs Ba2+ Figure 2.19 Predictable charges of some common ions. Notice that the red stepped line that divides metals from nonmetals also separates cations from anions. Hydrogen forms both 1+ and 1- ions. ZOMLE CASES

Q: The compounds X2O3 and YCO3 are ionic where X and Y are representative elements in the periodic…

A: Group 1A metals have one valence electron. So, they lose one electron and form a cation of charge +1…

Q: The most common ions for silver, zinc, and scandium areAg+, Zn2+, and Sc3+. Locate the boxes in…

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Q: Metal ions are named by naming the element and adding the word ion. Metal ions that have variable…

A: Usually transition metal shows the variable oxidation States. Charges on the metals are written on…

Q: fluorine atom has 9 electrons - 7 in its outer shell and 2 in its inner shell. How many electrons…

A: To become fluoride ion, fluorine must have 8 electrons in its outermost shell.

Q: Enter the symbols for the ions of potassium and fluorine.

A: The chemical symbol of potassium is K The chemical symbol of Fluorine is F

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

A: Answer 2: Introduction: Sodium belongs to group 1 element with atomic number 11 and mass 22.98…

Q: the correct formula between x and oxygen has a chemical formula of X2O. which element would x most…

A: The objective of the question is to identify the element 'X' in the chemical formula X2O.

Q: Arsenate is a polyatomic ion with the chemical formula AsO4. If magnesium arsenate has a chemical…

A: Ionic compound: These are those compounds that are formed by the combination of a metal cation and a…

Q: DProvide the indicated Systematic name for each of the following Compunds. CH3 40 HO IUPAC: COmmon:

A:

Q: Write an equation that shows the formation of a barium ion from a neutral barium atom. Represent…

A: Barium atom generally loses two-electron to convert into ions. Symbol of barium atom = Ba    Symbol…

Q: A manufacturer begins with 15.00 kg15.00 kg of cinnabar and produces 12.93 kg12.93 kg of elemental…

A: Since you have posted multiple questions, we are entitled to answer the first clear question only.…

Q: , Cl, Na, Fe, and K.  Which of these elements  form cations? List their symbols with charges.…

A: Given :- symbols of elements : Ca, Cl, Na, Fe, and K  To write :-  symbols of elements that form…

Q: certain acid is derived from the anion SO32−. What is The formula for the acid.

A:

Q: a compound has the formula x2y. where y is an anion with (-2) charge. Which of the following ions is…

A: EXPLANATION: Ionic compounds are formed of both positively and negatively charged ions so that…

Q: Give reasoning of the following questions:   a) A compound has formula CaX2. If anion of X has 18…

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Q: 2.62 Predict the chemical formulas of the compounds formed by the following pairs of ions: (a) Cr3+…

A: we have to write the formula of the ionic compounds

Q: Which of the following is incorrect? a) In the Lewis dot structure of the NH3 molecule, there is one…

A: Lewis structure  of NH3  is                 There is one unbounded electron pair on N2.If  water…

Q: Write an equation that shows the formation of a cesium ion from a neutral cesium atom.

A: The chemical equation that shows the formation of a cesium ion from a neutral cesium atom is

Q: Metal ions are named by naming the element and adding the word ion. Metal ions that have variable…

A: Metal ions are named by naming the element and adding the word ion.  Metal ions have variable charge…

Q: The molecular formula of a compound whose simplest formula is CHO2 and whose molar mass is 135.0…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 74. Write the ionic charge for each of the following ions as pre- dicted from the group number in…

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Q: Three sections of the periodic table are labeled A, B, and C in the image below. (IT CAN ONLY BE…

A: The portion of periodic table given is as shown below.

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: Which of the following is an atom, molecule, ion, element? Cl- O2 HCl Ne

A: 1. Cl- is an ION. Ion is an atom or a molecule with some net charge on it, formed by loss or gain of…

Q: element scandium chlorine sulfur lithium symbol of ion 3+ Sc 0 0 beryllium 0 most likely ion type of…

A: The question is asked to determine the type of the ions formed from each of the given elements.To…

Q: What element am I?  a) In my natural state I am a diatomic element. When I form an ionic compound, I…

A: In an atom, there is nucleus at the centre and electrons are revolving around it. In nucleus, there…

Q: Which of the following statements about ions is false? Olons are formed by removing electrons from a…

A: To identify the false statement.

Q: Enter the symbols for the ions of magnesium and iodine. Enter the ions formed by these elements and…

A: The compound in which ions are held together by electrostatic forces of attraction is known as an…

Q: What are the common family names for the elements in groups 1, 2, 17, and 18?

A: Elements present in group 1 is lithium, sodium, potassium, rubidium, cesium, and francium .…

Q: What is the formula for the ionic compound formed between the cation, X2+, and the anion, A3–? .

A: Answer: A compound is always an electrically neutral specie.

Q: Consider an iodine tetrafluoride cation (IF4+): What is the elemental symbol of its central atom?

A: Given :-  Chemical formula of iodine tetrafluoride cation = IF4+  To find :-  elemental symbol of…

Q: Write the formula for each of the following compounds and indicate which ones are best described as…

A: Since you are posted with multiple questions. As per the rule, I am answering the first question…

Q: Can someone please fill this out for N2-? In my mind ther are 11 electrons. Nitrogen has 5 valence…

A:

Q: Which of the following compounds is most likely to have parentheses as part of its chemical formula?…

A: We have to find the formula with parenthesis i.e with bracket () The chemical formula of the given…