Select the atoms or ions drawn with valid Lewis dot structures. N- •N• .. 4+ : 2- : •3- •N C :O:

Q: what are lewis dot structure? Explain with examples.

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Q: For each molecule or ion write the number of valence electrons for each atom and the total number of…

A: Explanation Valence electrons: Valence is the no of electrons an atom necessity gain or lose to…

Q: What is polyatomic ions?and how to find his valency

A: Polyatomic ions are those ions which are made up of more than one atoms. For example, Suphate…

Q: The structures below is for a carbon containing molecule called ethyne which is used in industrial…

A: The atoms that are involved in the formation of ethyne (an alkyne)  also known as acetylene are  Two…

Q: 8. Consider the following structure, where the C-C and C=C bond lengths are drawn roughly to scale…

A: In cyclobutadiene two C=C bonds are present. But, due to ring strain the pi-orbital are orthogonal.…

Q: Draw all the reasonable resonance structures for the following which delocalizes the negative charge…

A: Resonance structures helps in understanding the extra stability of a molecule. Electron…

Q: Find ways to demonstrate the 12 VSEPR SHAPES , non bonding electrons must be included! Use given…

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Q: II. Tell how many electrons are involved when each given atom form a bond, then specily whether the…

A: The electronic configuration of an atom gives information about the number of accepting electrons or…

Q: A.)What shape are molecules that have three total atoms and 18 total valence electrons? B.) What…

A: Shape of the molecule that have three total atoms and 18 total valence electrons is Bent shape.  Eg:…

Q: Draw Lewis structures for the following species: Br2Se, NCCN, GeO4 4- , HO2 - , NBr4 + .

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Q: Why the electronic polarization has been explained using noble gas atoms?

A: Noble gases are the elements of the 18th group in the periodic table. The noble gas atom has fully…

Q: Arrange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1…

A: To arrange in Polarity order of bonds

Q: 1. Given the following atom: (1) NCl3. (2) OCS, C is the central atom a. Distribute the electrons…

A: According to the octet rule, elements tend to bond to each other in such a way that each element has…

Q: (d) What do you mean by combination band and Fermi resonance?

A: Solution: In IR spectroscopy, the nost intense peak is observed due to transition from ground…

Q: Draw the Lewis structure for B033-. Indicate how many single bonds are connected to the central…

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Q: Problem attached

A: For  SeCl2  The number of valence electron in the molecule are?

Q: bonding electrons?

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Q: What is a coordinate covalent bond?

A: Coordinate bond is also called dative bond.

Q: b. Choose the complete Lewis structure for the following partially completed Lewis structure. F-Br-F…

A: We have find out correct Lewis structure and total valence electrons.

Q: The potential energy curves for two oxygen atoms approaching (solid line) and two neon atoms…

A: We are given potential energy versus internuclear distance graph for O2 molecule and Ne.  We have to…

Q: Arrange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1…

A: Ans

Q: Which element will form an ion that is smaller than its neutral atom: Na, F, O, Br? Consider and…

A: An atom is the basic and fundamental unit of matter. An atom consists of electron and the nucleus in…

Q: 2. (a) What are valence electrons? (b) How many valence electrons does a nitrogen atom possess? (c)…

A: As per question, we need to explain:- a) What are valence electrons? b) How many valence electrons…

Q: What happens to the spin of two electrons in covalent bonding? Do they repel? Why or why not?…

A: A covalent bond is a chemical bond involving the division of electron pairs between atoms. This…

Q: Consider the circled atom in the structure below. Given the charge, determine the number of…

A: We have to determine the number of non bonding electrons.

Q: How many covalent bonds are predicted for each atom: (a) F; (b) Si; (c) Br; (d) O; (e) P; (f) S?

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Q: In the correct Lewis electron dot structure for the CN- ion there would be a ________ bond between…

A: Three (3)

Q: Rank values from highest to lowest ionization energy. To rank items as equivalent, overlap them.…

A: Ionization energy means energy needs to eliminate electron/s from its valence shell. Ionization…

Q: The pattern that emerges for many atoms (and especially C, N, O, F) is sometimes referred to as the…

A: The octet rule states that atoms tend to form compounds in ways that give them eight valence…

Q: What

A: * polar mostly  represent  uneven distribution  of charge * actually their is no polar atom. But…

Q: Arrange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1…

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Q: plain the statement of VBT. "The share

A: VBT is a short form of valence bond theory. This theory explains the bond formation between two…

Q: What are the numbers of unshaired pairs at atoms a, b, and c?

A: The compounds given are, 1) 2)

Q: a. Are there any examples in which an ionic solid contains covalent bonds?

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Q: How many valence electrons do trivalent atoms have?

A: If an atom contains three electrons in its valence shell, then that type of atoms are called as…

Q: How many valence electrons are in a bromine atom?

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Q: Electron is given away Atom with Needs an electron to become stable spare electron O Metallic bond O…

A: We know the different types of bond and their characteristics ;

Q: 1. Element A (Group 13; Period 4) reacts with Element B (Group 16; Period 2) to form A2B3. a. Give…

A: Group 13 has 3 valence electrons, that means they lose 3 electrons to attain +3 oxidation…

Q: MCQ 107: CaCl, is an example of A. Ionic bond B. Covalent bond C. Metallic bond D. Dative bond

A: Description of bonds: 1. Ionic bond - A bond formed between the atoms of metal and non-metal. 2.…

Q: Draw the Lewis Dot Structure for MeS2.  Me is a ficticious element with 4 valence electrons.

A: The fictitious element with four valence electrons is Carbon (1s2 2s2 2p2). Now the compound formed…

Q: ron groups are around the central bromine atom? cron group" means one lone pair, one single bond, d,…

A: electon group around the central atom is determined by Hybridization.  Hybridization is the…

Q: 5) How many valence electrons are in the following atoms?

A: Step : 1            The required answer for the question is follows as :

Q: The valence electrons configuration of X is ns? and Y is ns²np³. What is the most likely chemical…

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Q: In Lewis dot structures shared pairs of electrons are represented by what?

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Q: Use condensed electron configurations and Lewis electron-dotsymbols to depict the ions formed from…

A: Since we answer only upto three sub-parts, so we'd answer the first three sub-parts only. Please…

Q: How many electrons Lithium atom must lose/gain to become stable? What charge would it obtain?

A: Stable electronic configuration :- An atom or ion having octet or duplet configuration in its…

Q: Arrange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1…

A: A bond is said to be polar when there is a high difference in electronegativity value between the…

Q: How many valence electrons are in PS4-3

A: Number of valence electron in any polyatomic ion is given by  Number of valence electron = sum of…

Q: explain how the valence configurations of atoms are related to the atom's similarity in reactivity

A: In a chemical reaction the valance electrons decide the reactivity of the atom. The no of valence…

Q: Which is the more polar bond in each of the following pairs from (a) N--B; (b) N--O; (c) C--S; (d)…

A: Given pairs,    (a) N--B; (b) N--O    (c) C--S; (d) S--O    (e) N--H; (f) Cl--O