1.Identify two ions that are isoelectronic with Ar.   2. Which of the following are properties of nonmetals (select all that apply) Malleable            form acidic oxides                          ductile                 poor conductors of heat               form cations                     Brittle solids                      good conductors of electricity                   shiny

Q: Select the ionic compound from the choices given?

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Q: A monatomic ion with a charge of -2 has an electronic configuration of…

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Q: Which of the following form ions larger than their parent atoms? (Circle answers) Na Ba Cl Al Br

A:

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

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Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A: Given : Lewis diagram Tip : count valence electron

Q: Identify the block in the periodic table of metals that tend toform more than one type of ion.

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Q: What is the general formula for. The compound

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Q: Explain why Aluminum loses electrons when forming ionic compounds, while Oxygen gains electrons.

A:

Q: 17 X This is a Lewis dot diagram: Which element is represented? O phosphorus (P) chlorine (CI) boron…

A: 17. It represents the Lewis dot diagram of Chlorine (Cl).

Q: When potassium permanganate is formed, how does the electron configuration of potassium change,…

A: Potassium permanganate is KMnO4. In potassium permanganate, the ions involved are K+ and MnO4-.

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

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Q: 3. A resonance structure is a structure in which two or more non-metals are bonding and there is an…

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Q: Question 3 Identify the element which forms a -1 ion with an electron configuration of…

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Q: y referring to the Periodic Table choose the statement which predicts the charge on the most stable…

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A:

Q: Indicate whether or not each of the following pairs of atoms/ions are isoelectronic. a)   K+ and Ar…

A: in isoelectronic atoms or ions ,Number of electrons are equal in both atoms or ions

Q: ions smaller than their parent atoms

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Q: Between Cl and O, the more metallic element is?

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Q: QUESTION 6 Which of the following occurs for the representative elements going left to right across…

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Q: 3. During the formation of ionic bonds, with which noble gas does boron become isoelectronic with?…

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Q: How are the ions formed with a 1+ charge related to each other?

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Q: Explain why the IE₁ of Na is 496 kJ/mol while IE₂ of Na is 4562 kJ/mol.

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Q: Give the noble gas abbreviated electron configuration for the two thallium ions using the orbital…

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Q: If X is in the period 5, the ion formed has the same electron configuration as the noble gas

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Q: List the elements that form Ions with Predictable Charges?

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Q: Which of the following atoms is unlikely to form a positively charged ion? iodine potassium barium…

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