Examine the given electron configuration: 1s 2s 2p How many covalent bonds can this atom form? Lutfen birini seçin 8.4 b. 1 d3

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

A:

Q: How many valence electrons do the following atoms have?a. boron     b. nitrogen     c. oxygen     d.…

A: In an atom, the last atomic shell is known as the valence shell and the electrons accommodated in…

Q: 9 Which neutral atom is isoelectronic with each of the following ions? Ga3+, Zr4+, Mn7+, I -, Pb2+?

A: An atom has three subatomic particles. These particles are electrons, protons and neutrons. In an…

Q: Indicate the number of electrons lost or gained when each of the following atoms forms an ion.a.…

A: Explanation to the correct answers are given below

Q: Why does fluorine form an F - ion instead of an F + ion?

A: Interpretation - Fluorine form an F- ion instead of an F+ ion is to be explained.

Q: Predict the larger ion in each of the following pairs. (a)   Rb+ or Sr2+     _________rubidium…

A: Atomic radius trends in periodic table:Atomic radius decreases (caused by the number of protons and…

Q: Elements in group 17 (7A) of the periodic table are likely to form ions with the charge   A.…

A: In periodic table, halogens are present in group 7A.                 There will be seven valence…

Q: 3. For each of the following compounds, solve and draw the Lewis Structure of the covalent bonds.…

A: Lewis structure :- The structure of molecule in which all the valence electrons of all the atoms are…

Q: Write the Lewis Electron Dot Diagrams for the followings: 1) Cl (atomic number is 17) 2) Ne (atomic…

A: The Lewis structure is defined as the number of the valence shell electrons present in a molecule.…

Q: 3. The ions given below contain ions with co-electrons. Identify these pairs. Fe2 +, Sc3 +, Ca2 +,…

A: The cation is formed by the loss of electrons. The number of electrons lost by the cation is equal…

Q: CH3CH2-CH2-CH3 The carbon atom colored in red is classified into 4 IO 3 .II O 5.1III O 2 .IV O

A: The question is based on the nature of Carbon atoms. we have to identify the nature of the carbon…

Q: Determine the number of valence electrons in cyanide (CN) and then draw the corresponding Lewis…

A: The number of valence electrons in non-bonded carbon and nitrogen atom are 4 and 5 respectively.…

Q: 4. Give four neutral atoms or ions that could have the valence electron configuration shown below 2s…

A:

Q: 13. What is the correct Lewis electron-dot structure for the compound magnesium fluoride? Mg :F: Mg…

A: Metal loose its valence electrons and non metal gain valance electrons and achieve octet…

Q: Which ionic compound below is composed of ions that are isoelectronic with each other? MgS Rbl Feo…

A:

Q: Add 7 total electrons to the chlorine atom. Add the electrons as three lone pairs of electrons (two…

A: The atomic number of chlorine is 17. The electronic configuration can be written as follows: K  L  M…

Q: Starting with the previous noble gas, write the condensed electron configurations of the following…

A:

Q: What is the total number of valence electrons in SF 6?     46     48     51     52     56

A: Valence shell is the outermost shell of an element. The electrons present in the valence shell of an…

Q: Select the atoms/ions that are paramagnetic. [Select all that apply]. O yttrium atom xenon atom zinc…

A:

Q: Pls help on both questions.

A:

Q: Fluorine is in group 17 (also named VIIB) on the periodic table. How many valence electrons does it…

A: Valence electrons :-  The number of electrons present in outermost shell (Valence shell) of an atom…

Q: Q 1.2: TeCla has a total of valence electrons. A 30 B 26 C 34 D 32 E 28

A:

Q: Beryllium has an atomic number of 4. How is beryllium likely to form a stable electron arrangement?…

A: Answer : by losing two electrons beryllium acquire stable electron arrangement.

Q: Nonmetals in Group 16/6A of the periodic table form ions with what charge? a -2 b +2 c -6 d +6

A:

Q: Soalan/Questlon 2 a) Silikon tetrafluorida (SiF.) terbentuk apabila empat atom fluorin berkongsi…

A: For prediction of the answer to the question,  one has to know the electronic configuration of the…

Q: The ionic substances KF, CaO, and ScN are isoelectronic (they have the same number of electrons).…

A: Lattice energy of KF = 808 kJ/mol Lattice energy of CaO = 3414 kJ/mol Lattice energy of ScN = -7547…

Q: Use condensed electron configurations and Lewis electron-dot symbols 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 valence electrons are in the sulfate anion? A. 32 B. 30 C. 26 D. 28

A: Valence electron in polyatomic compoud or ion = sum of valence electrons of atom present in species…

Q: For the following set of atoms and ions, arrange the members in order of decreasing size. A) Se2-…

A: We have to arrange the following given set of atoms and ions, arrange the members in order of…

Q: 20. Given the general formula and the shape of the molecule or ion, suggest possible elements that…

A: There are two types of bonding in molecules: Ionic and covalent. Ionic bond is formed by transfer of…

Q: Which pairs of elements are likely to form ionic bonds and which pairs are likely to form covalent…

A:

Q: nucleus The atom pictured above has valence electrons. O 2 O 12

A: The number of electrons in the outermost shell, is known as valence shell electrons.  The number of…

Q: What is the difference for a bicentric and a bielectronic covalent bond?

A: Covalent bond : A bond formed between two atoms by mutual contribution and sharing of one or more…

Q: MCQ 152: Electrons needed by a carbon atom to complete its outermost shell are A. 1 В. 2 С.3 D. 4

A: Carbon belongs to the group 6 and period 2 of the periodic table. Every atom requires to complete…

Q: A magnesium ion (Mg2*) has electrons. a. 9 b. 10 С. 12 d. 13

A: The number of electrons on a neutral atom can be determined as follows: The number of electrons on…

Q: 9. Draw the Lewis dot structure of the following species. a CS: b. CH;C1 c. NO; d. SO: 10 D ompo m

A:

Q: How many electrons in the valence shell for Zirconium atom (Zr) 6 electrons O 10 electrons 2…

A:

Q: How many electrons does each of the following elements have in its outermost electron shell? Draw…

A: Applying lewis dot structure of elements.

Q: U is a made up element and contains 5 valence electrons E is a made up element and contains 6…

A: Valence electron of U = 5 Valence electrons of E = 6

Q: Fynlain the change in radius when a sodium atom becomes a sodium ion and when a bromine atom becomes…

A: Atomic number of sodium,Na,is 11. Thus,it has 11 protons which pull the 11 electrons outside the…

Q: Draw the electron configuration of the Al3+ ion – 1s2 2s2 2p6

A:

Q: Question 9 of 13 How many valence electrons are in atom with the following electron configuration?…

A: Introduction :  The distribution of electrons into orbitals of an atom is called its electronic…

Q: MCQ 74: The conduction of electricity in metallic bonding is due to presence of A. protons B.…

A: Metallic bond is formed between metals.  The metallic bonding consists of positive metal ion in sea…

Q: What noble gas structure is formed when an atom of each of these metals loses all its valence…

A: a) Given element Potassium. The electronic configuration of Potassium is given below, K : 1s2…

Q: Which one of the following is most likely to be an ionic compound? A) NCI3 в) ВаСl2 C) CO D) SO2 E)…

A: Given question a A to E following compounds  Ncl3  Bacl2 CO SO2 SF4. following compounds most…

Q: Given the following (fictional) ions: cations anions D*1 M1 E*2 (LB4) 2 (ZG2)*3 (ZEm) 2 A*3 R 3…

A: There are numerous molecules in chemistry. And their reactions are also numerous. So, it is very…

Q: ionic bonds are formed only between metals and nonmetals True False

A:

Q: Complete the blanks in each column, as in the first example: Name of the Magnesium Lithium ion…

A: