Which one of these atoms or ions has exactly one unpaired electron in its ground state? Select one: а. Са Ob. P O C. CI O d. Ca2+ e. K*

Q: The electron configuration usings, p, d and f notations of Zn is O 1s 25 2p 3s? 3p 4s 3d O 1s 25 2p…

A: Option C is correct. The atomic number of zinc is 30, which means that all zinc atoms have 30…

Q: Light of wavelengths shorter than 275 nm can be used to photodissociate the hydrogen molecule into…

A:

Q: excitation hydrogen energy, ev 5.13 F n on P9: -5d 4d -4f -3d -n=3 2- 3s Q/ Why is the 3p orbital so…

A: When a electron jumps from higher orbital to lower orbital or lower to higher,spectral transition…

Q: Rubies and emeralds both contain chromium. Their different colors are the result of differences in…

A: When 1% Al3+ ion is replaced in mineral corundum (crystalline form of Alumina, Al2O3) with Cr3+ ion,…

Q: Which species has this ground-state electron arrangement? 1s2 2s2 2p6 3s2 3p6 4s² 3d10 O A. Ni O B.…

A: Given, Ground state electronic configuration  = 1s2 2s2 2p6 3s2 3p6 4s2 3d10

Q: What is the electron configuration of Zr? * 1s 2s 2p 3s 3p 4s² 3d ¹0 4p5 5s² 4d² O A 1s² 3s²3 3d20…

A:

Q: Indicate whether energy is emitted or absorbed when thefollowing electronic transitions occur in…

A: Energy is being absorbed when an electron makes a transition from lower energy level to a higher…

Q: 7. Which one of the following monatomic substances has the largest number of unpaired electrons in…

A: Cr has the largest number of unpaired electrons in its ground state. The electronic configuration of…

Q: Use the data given below to construct a Born-Haber cycle to determine the electron affinity of Br. A…

A: Born Haber cycle is based on Hess law i.e enthalpy of net reaction remains same whether reaction…

Q: Which of the following electron configurations are possible? Explain why the others are not. a.…

A: 1s2 2s2 2p6 3s2 3p64s2 3d10 ......... is the right way of filling electrons in the orbitals.

Q: Which of the following particles would NOT have the ground-state electron configuration indicated…

A:

Q: 2.14 What maximum wavelength could a photon have to cause the dissociation of gaseous nitrogen…

A: Given h × c = 1.19 * 10-4 kJ.m/molNO2  +  ( h × ν)  → NO + OH°(NO2) = 33.9 kJ/molH°(NO) = 90.4…

Q: Choose the correct electron configuration for Se. a) 1s°2s°2p*3s*3p* b) 1s°25°2p*3s*3p°4s²3d®4p* c)…

A: In the periodic table, each element has a specific number of electrons. These electrons are filled…

Q: Consider the equation En = 2.178 * 10-18 J * (Z2/nf2 - Z2/ni2). As the value of Z increases, does…

A: The energy of photon, produced by the jumping of electron from higher energy orbital to lower energy…

Q: 5. Study the following electron configurations for Am (atomic number 95) and Cm (atomic number 96):…

A: The electronic configuration is a summary of where the electrons are to be placed around the…

Q: mde (of 7are nave atoms of lonIs with par A) d subshells B) p subshells C) s subshells D) g…

A: Answer of given questions are as follows:

Q: Which electron configuration violates Hund's rule? * A) [He]2s 2px 2py 2pz' B) [He]2s*2px°2py'2pz?…

A: According to Hund's rule, the spin multiplicity of electrons in any sub-shell should be maximised…

Q: Which of the following has the correct notation for the ground state electron configuration? O Ca;…

A: Ground state electronic configuration of an element is written using its atomic number and aufbau…

Q: Which of the following represents the electron configuration of S? A) 1s°2s 2p°3s?3p® B)…

A:

Q: The iodine molecule can be photodissociated into iodine atoms in the gas phase with light of…

A: Let’s say we have a light having wavelength 794 nm.Then,Energy of photon in that light can be…

Q: excitation hydrogen energy, ev 5.13 5d 4d 4f 4p -n=3 -3p 3s Q/ Why is the 3p orbital so spectral…

A: Spectral transition depends upon the selection rule.  Different selection rules for the spectra…

Q: What is the uncondensed electron configuration of Fe? Select one: O a. 1s-25 2p 3523p°4s²3d° O b. 1s…

A: Atomic number of Fe is 26. Atomic number of an element is equal to the proton numbers.  For a…

Q: . Among the choices, choose which will have the lowest energy for a Pd2+ ion? a. 3P0 b. 3F4 c. 3F2…

A:

Q: · Use the Aufbau procedure to write down the ground state electron configuration of the Ga atom.…

A: According to quantum mechanics, there are four types of quantum numbers. The electrons are filled in…

Q: Consider the Balmer series discussed in the book (and Prof. Scherer's lecture notes), where the…

A: The frequency of Balmer series is given as: ν=14-1n2×(3.29×1015) s-1

Q: Light of wavelengths shorter than 275 nm can be used to photodissociate the hydrogen molecule into…

A: Given the volume of the glass cylinder, V = 50.0 mL * 1L1000 mL= 0.050 L Pressure, P = 50.0 mtorr P…

Q: A ground-state atom of manganese has unpaired electrons and is (ZMn=25)

A: Given data:  The Atomic Number of Manganese is ( Z = 25 ) The ground state of an atom represents the…

Q: Which of the following is the electron configuration of a neutral Fe atom? A) 1s°2s°2p°3s?3p°4s²3d°…

A: The distribution of electrons in various shells according to some rules is known as electronic…

Q: 3. Identify the number of unpaired electrons for the following: a. for a Zn2+ ion b. a spin down…

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

Q: . Which absorbs photons of the longest wavelength? A. [CoCla]²- B. [Co(H20)6]?+ C. [Co(NH3)6]²* D.…

A: To determine which of the given complex absorb photon having largest wavelength  among all given…

Q: Which atom has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s1 3d10?      A) Mn  B) Cr  C) V…

A: Given : Electronic configuration To find : Element with given electronic configuration. Solution :…

Q: Chemistry Light of wavelengths shorter than 275 nm can be used to photodissociate the hydrogen…

A:

Q: 1. The following is an electron transfer reaction between two atoms: Ag + O ----> Ag²+ + O2- Which…

A: From reaction electrons transfer from Ag to O atom.

Q: Light of wavelengths shorter than 275 nm can be used to photodissociate the hydrogen molecule into…

A: Wavelength of light required to dissociate one H2 molecule is given as 275nm.Minimum amount of light…

Q: Which of the following electron configurations is correct? Select one: A. Zr: [Kr]5s²4d² B. K:…

A: The given Configurations: Symbol Element Atomic number Electronic configuration K Potassium 19…

Q: excitation hydrogen energy, eV 5.13 5d 4f -n-3 3p 3s Q/ Why is the 3p orbital so spectral…

A: Spectral transitions takes place when an electron jumps from the higher orbital to the lower orbital…

Q: Which ground state electron configuration is incorrect? O Ca: 1s2s2p63s²3p°4s² Zn:…

A:

Q: 15) What is the ground-state electron configuration of a Zn2+ ion? A) [Ar]4s23d9 B) [Ar]3d10 C)…

A: Electronic configuration: It is the distribution of the electrons in shells, subshells and orbitals…

Q: Photoelectron spectroscopy applies the principle of the pho-toelectric effect to study orbital…

A: According to Planck's constant, the energy difference for transition between two levels  is directly…

Q: Photoelectron spectroscopy studies of sodium atoms excited by X-rays with wavelength 9.890 × 10-10 m…

A: Ionization energy: It is defined as the amount of energy that is required to remove an electron from…

Q: How would you classify the electron configuration - 1s22s22p63s33p64s23d104p5

A: Electronic configuration helps to determine the position of the element in the periodic table. 1.the…

Q: electron configuration(s) for silver?

A:

Q: Which of the following electron configurations represent an excited state? Choose one or more: O…

A: This question is related to atomic structure

Q: What is the electron configuration of Co2*? A) 1s°2s²2p®3s?3p 3d B) 1s°2s°2p°3s°3p°4s°3d® C)…

A:

Q: 10. Which of the following ground state electron configurations is incorrect? (A) S?- : [Ne] 3s²3p°…

A: First, write the  ground state electronic configuration of atom. Then we write the electronic…

Q: In the hydrogen atom, the transition from the 2p state to the 1s state emits a photon with energy…

A: The energy difference is given by: ∆E=hcλ                      ...... (1) where ƛ is the wavelength,…

Q: What is the correct electron configuration for As³": x A 1s? 2s? 2p° 3s? 3p® 4s? 3d10 4p3 B 1s? 2s?…

A:

Q: Light of wavelengths shorter than 275 nm can be used to photodissociate the hydrogen molecule into…

A: Volume of gas (V) = 0.08 L Pressure of gas (P) = 30 mtorr = 0.03 torr = 0.03/760 = 3.95 × 10-5 atm…

Q: The energy for one state of the Li2+ ion is -2.18*10^-18 J. What frequency (Hz) of light would need…

A: The difference in the two energies is computed as,

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.