Why are transition metals special cases? a. They have two valence shells with complete octets that want to react. b. They have up to 8 electrons in their valence shell. c. They don’t react with other elements because they are actually noble gases. d. They have two valence shells with an incomplete octet that want to react.

Q: Choose the statement that explains the difference between the first ionization energy of first…

A: We have to compare the ionization energy of the F-atom and F2 molecules.

Q: Which of the following elements will most likely form ions with a –2 charge? a) Cr b) Sr c) Se…

A: Which of the following elements will most likely form ions with a –2 charge?

Q: Which of these elements is most likely to form ions with a 2+charge?(a) Li (b) Ca (c) O (d) P (e) Cl

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Q: Electron pairs orbit both nuclei in all An atom that gives up an electron results in an ion with a…

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Q: Name each ionic compound. In each of these compounds, the metal forms more than one type of ion.…

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Q: Ва K

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

A: Formation of ionic compounds between Al and S  Answer is d  Al2S3

Q: What is the chemical formula for tetraphosphorus hexabromide? PBr Br6P4 P2Br3 P4Br6

A: Option 4 is correct. ( P4Br6 )

Q: Why is calcium more reactive than magnesium in general? and why is calcium less reactive than…

A: This question is based on general periodic table trends. We will analyse and find the answer based…

Q: 2) How many valence electrons does PO has? A) 33 B) 32 C) 34 3) Which one of the following elements…

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Q: Consider the figures above , which most likely to be silicon doped with Antimony Sb? * A B C A

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Q: what holds the atoms together in a crystal of magnesium chloride (MgCl2)?

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Q: The Octet Rule When main group elements react, they tend to acquire eight outer-shell electrons (ns…

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Q: Which atoms/ions fit the electron configuration? 1s22s22p63s23p64s23d4

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Q: When we learned the charges for transition metal ions during our inorganic nomenclature unit, you…

A: The transition metals present in period of the periodic table are:  Sc, Ti, V, Cr, Mn, Fe, Co, Ni,…

Q: The stable ion or ions for Bi are: Select one: a. Bi does not form any stable ions b. Bi+  Bi2+…

A: Correct option is g. Bi3+.

Q: What is electron configuration of outer shell of element which forms Me,03? Select one: a. ns b.…

A: From the formula Me2O3 its valency is 3. Since it is a metal, its valence shell has 3 electrons. So…

Q: 1.How are the atoms in ionic compounds held together?

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: What is electron configuration of outer shell of element which forms Me,03? Select one: a. ns' b.…

A: Given  Oxide of element = Me2O3 Electronic Configuration of outer shell of element = ?

Q: Name each ionic compound. In each of these compounds, the metal forms more than one type of ion. (a)…

A: The name of each ionic compound has to be given,

Q: 3. a) Describe the main differences between ionic, covalent, and metallic bonding.

A: Ionic bonding occurs when transfer of electrons takes place. One atom (or molecule) donates one or…

Q: c. Based on part 2 (b and e), is PF3 molecule polar or non-polar? Is molecule polar or non-polar?…

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Q: Select the ions that have the same electronic configuration as argon. s2- Br K+ A?+ Ca2+

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Q: Potassium metal is very reactive with liquid bromine. The result of the reaction of that formation…

A: The reaction of potassium metal with bromine gas forms potassium bromide compound. The reaction…

Q: The formula for DI water is __________.  The cation is __________, and the anion is __________. A.)…

A:

Q: 3. How is the bonding in HBr similar to the bonding in H,? How is the bonding in HBr different than…

A: Electronic configuration: H: 1s1 Br: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5

Q: Explain why aluminum ion combines with the oxide ion in a 2:3 ratio.  Include a discussion of the…

A: Atomic number of Aluminium (Al) = 13  Electronic configuration of Al = 2, 8, 3 Since, there are 3…

Q: which group of metals are most reactive metals? How many valance electrons does this group of metals…

A: The metals are electropositive. Metal atoms donate electrons easily. The amount of energy required…

Q: 5. You are given a list of binary compounds (only two different elements) and asked to determine the…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What types of elements undergo covalent bonding? a. a nonmetal and a metal b. two Group 1 elements…

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Q: 70. Consider the following. This process would result in the formation of: a. a positive ion and…

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Q: What kind of neuclear reaction does the picture show?

A: Nuclear chemistry is branch of chemistry in which we deal with nuclear fusion and fission reaction.

Q: 1. Name the following: [Cu(en)(NH3)2](Clo.)2 b. Naz[Co(en)(C,O4)2 [Cr(NH3)4(NO2)2][Co(en)Cl4] a. С.

A: There are 2 multiple questions and each having 3 multipart. so as per our guidelines, we have to…

Q: draw and label an atomic/molecular level depiction that explains the observed properties below. •…

A: The properties of a substance depends on the way in which the the atoms or the molecules interact…

Q: Which of the following ions is least likely to form colored compounds? A) V** B) La C) T D) Mn3+ E)…

A:

Q: 21.! A) Atoms combine to form molecules because the energy of the molecule is lower than the energy…

A: Since you have posted multiple question we will solve the first question for you to get the…

Q: lonicBondPuzzlelnstructions.pdf lonic Bonding Puzzle Instructions Step one: Color all of the "Son…

A: Ions Structure H + F HF Al + N AlN Li + F LiF Ca + S CaS Al + Br AlBr3 Mg + S MgS Rb +…

Q: The stable ion or ions for Si are: Select one: a. Si does not form any stable ions b. Si2+  Si4+…

A: Silicon (Si) is a member of the group 14 element or carbon family. The electronic configuration of…

Q: Halogens tend to form anions because A) losing electrons will fill their octet faster than gaining…

A: For example, The electronic configuration of chlorine atom and is ions are,

Q: What is the charge on each ion in these compounds? (d) ScCl3

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Q: 1. The rule stating that elements need 8 valence electrons in order to become stable: A.Lewis Rule…

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Q: Why does the octet rule not apply to transition metals?  a. the octet rule does apply to transition…

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Q: why transition elements are able to form interestitial compounds ?

A: d-block elements are called transition metals.

Q: Discuss the processes of both the metal and non-metal from atom to ions.

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

Q: Which Group 5A element cannot form molecules with five covalent bonds? Select one: a. N b. P c. As…

A: The general electronic configuration for the valence shell of group 5 A elements is  [X] = ns2ns3…

Q: Explain why valence electrons are more important than core electrons in determining the reactivity…

A: The electrons in the innermost shell are called the core electrons while the electrons in the…

Q: E is a made up element and contains 6 valence electrons Calculate the number of valence electrons in…

A: The number of valence electrons in E3  = Valence electrons in a E x 3 = 6 x 3 = 18

Q: How many valence electrons are in the nitrite ion? 22 18 26 D17

A:

Q: Identify the ions in (NH4)2Cr2O7. a) N3-, H+, Cr3+ and O2- b) N3-, H- , Cr3+ and O2- c) NH4 + and…

A: There will be always two types of ions in an ionic compound. One is a cation having positive charges…

Q: What trend in electronegativity occurs as you go down a group on the periodic table? Explain why…

A: Electronegativity is the ability of an element to gain electrons. Across the period, the value of…