What element forms an ion with an electronic configuration of [Kr] and a -2 charge? element symbol:

Q: Which atom has the largest first ionization energy? - Ga - As - N - B

A: Ionization energy is the amount of energy required to discharge an electron from an isolated,…

Q: Which element in each of the following sets would you expect to have the highest IE2? (a) Na, Mg, Al…

A: The elements in a  set with  highest second ionization energy has to be selected.

Q: What element forms an ion with an electronic configuration of 1s²2s²2p°3s²3p° (or [Ar]) and a -2…

A: Given - Electronic configuration  1s2 2s2 2p6 3s2 3p6 To find - Element that forms ion with the…

Q: What element forms an ion with an electronic configuration of [Ar] and a –2 charge? element symbol:…

A:

Q: What element does the following electron configuration represent: [Ar] 4s? 3d8 Answer in element…

A: In this question, we will see the element symbol which is related to [Ar], 4s2, 3d8  You can see…

Q: A. If an element with the valence configuration 4s²3d° loses 3 electron(s), these electron(s) would…

A:

Q: Which statement is true regarding Slater's rules and the calculation of effective nuclear charge?

A: Slater's rule : it is used to calculate the effective nuclear charge felt by an electron. Effective…

Q: Which element has the following electron configuration 1s22s22p63s2 ? Ca Na Si Sr Mg

A: From the given electronic configuration, the element can be identified by adding all the…

Q: An element has successive ionization energies (kJmol-1) of 590, 1120, 2200, 7520. Based on these…

A: a) Given successive ionization energies are 590 KJ/mol,  1120 KJ/mol 2200 KJ/mol 7520 KJ/mol

Q: Place the following atoms in order of increasing atomic radii: Se, Pb, Cl, and S.

A: Atomic radius: The distance between the center of the nucleus and the outermost electron is known as…

Q: 7.46 The first and second ionization energies of K are 419 and 3052 kJ/mol, and those of Ca are 590…

A: The first ionisation energy of Ca (590kJ/mol) is greater than that of K (419kJ/mol). Reason =  Both…

Q: How many valence electrons does an element with the following electron configuration have…

A: The outermost shell ( nth shell )  is called valance shell. The number of electrons present in…

Q: 11. What is the ground state electron configuration for the Fe2+ ion? а. [Ar] 4s23d4 b. [Ar] 3а6 c.…

A: Atomic radius is defined as the distance from the centre of nucleus to outermost shell of atom.

Q: gallium: [Ar]4s²3d1º4p' 3d10 4s2 ,4p' inner electrons: outer electrons: Incorrect Incorrect valence…

A:

Q: What element forms an ion with an electronic configuration of 1s225²2p°3s²3p° (or [Ar]) and a –2…

A:

Q: Write the following electron configurations:  a, N3- b, b)Sc3+ c, Cu2+

A: Since you have posted a  question with sub-parts , we are entitled to answer the first three…

Q: Write the condensed electron configuration (SPDF notations) for the following atoms and ions: Br…

A:

Q: What element is represented by the electron configuration [Ar]4s23d104p? CI As Br Na WOO OO

A: Electronic configuration represents the arrangement of electrons in different subshell of various…

Q: List the following ions in order of increasing radius. (Use the appropriate symbol to separate…

A: Atomic radius: The distance between the nucleus and the outermost electron is known as the atomic…

Q: Which element has the electron configuration 1s²2s²2p⁶3s²3p⁶4s²3d⁵?

A: Total number of electrons =( 2+2+6+2+6+2+5 )  = 25 We know that, Atomic number = number of protons…

Q: Sulfur, B, element 16, tends to form a 2- ion. Write the electron configuration of neutral S and of…

A: Concept- The total number of electrons that an atom either gains or loses in order to complete it's…

Q: Na Mg 38 48 58 68 78 88 – 18 28 AI SI P S CI Ar Arrange the following ions in order of decreasing…

A:

Q: . The abbreviated electron configuration [Ar] 4s23d104p1 corresponds to the element: 2. The number…

A:

Q: The first ionization enthalpy for Li is 520 kJ mol^-1. This value corresponds to complete removal of…

A: Given - first Ionization energy of Li = 520 KJ/ mol To find - effective nuclear charge felt by 2s…

Q: What element forms an ion with a +2 charge that has an electronic configuration of…

A: When an element donates electrons then that element takes a positive charge on itself.

Q: Use electron confi gurations to explain (a) why arsenic can acquire charges of 23 and 13 but not 12…

A: Any atom's electronic configuration always helps in defining its valence electrons. The…

Q: If core electrons completely shielded valence electrons from nuclear charge (i.e., if each core…

A: Net positive electron in a polyelectronic atom is the effective nuclear charging. The term…

Q: List the following ions in order of increasing radius. (Use the appropriate <, =, or > symbol…

A: The distance between atomic nucleus and the outermost shell containing valence shell is referred as…

Q: Question attached

A: Introduction: The elements with general valence electronic configuration ns2 belongs to group 2. The…

Q: A. A main group element with the valence electron configuration 3s23p3 is in periodic group .It…

A: a monatomic ion with a charge of:

Q: What element forms an ion with an electronic configuration of 1s22s22p63s23p63d104s24p6 (or [Kr])…

A: The element that forms an ion with an electronic configuration of 1s22s22p63s23p63d104s24p6 (or…

Q: Write condensed electron configurations for the following atoms and ions, using appropriate…

A: Given :- symbol of anion = Te2-  To write :- its condensed electron configuration

Q: A. A main group element with the valence electron configuration 4s°4p* is in periodic group It forms…

A: The group number of an element can be determined by the valence electron configuration. The group…

Q: An element has the following electron configuration, [Ar]3d104s²4p3. This element is a _-- O…

A: To solve this problem first we add the electrons present in each orbital to get total number of…

Q: These two atoms are isoelectronic a-) He an d Ne bry Ar and Ca () Ar and Cat? J.) All of them e.)…

A: To find two atoms which are isoelectronic.

Q: a For the following group, place the atoms and/or 1ons in order of decreasıng size. P, p2, p3-…

A: Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

Q: What is the arrangement of these atoms in order of increasing atomic radius: C, Ca, Co, Cr, Cs, Cu ?

A: Atomic radius is one-half the distance between the nuclei of identical atoms bonded together. On…

Q: Solve the attached

A: The electronic configuration for Kr = 1s22s22p63s23p63d104s24p6 and its atomic number is 36. -2…

Q: The outer electronic configuration and number of unpaired electrons in 24Cr52 is: 4s? 3d4, unpaired…

A: Here we are asked to write the outer electronic configuration and the number of unpaired electrons…

Q: What element forms an ion with an electronic configuration of 1s²2s²2p63s²3p64s²3d!04p65s²4d105p®…

A: In this question, we will see the element symbol.  You can see details explanation below.

Q: If core electrons completely shielded valence electrons from nuclear charge (i.e., if each core…

A: a) When the core electrons shield the valence electrons from the nuclear charge, then the nuclear…

Q: 24. The atomic number of iron is 26. Which of the following is the correct electronic configuration…

A: Atoms usually have a neutral charge despite having both positively and negatively charged subatomic…

Q: a. The configuration for the ground state of osmium is [Xe]4f 5d°6s". What are the group and period…

A:

Q: Give the symbol for the element.

A: We know that electronic configuration of an atom represents the distribution of electrons in atomic…

Q: A. An element with the valence electron configuration 5s' would form a monatomic ion with a charge…

A:

Q: An element with the valence electeon configuration 4s1 would form a monatomic ion with a charge of…

A: Valence electrons are electrons that are present in outermost shell of an atom. Elements in a each…

Q: (1) What is the name of the element with a valence electron configuration of 4s²4p*? (2) What is the…

A:

Q: The first five ionization energies (IE, through IE5) of a Period 4 element have the following…

A: