Which of the following electron configurations will react to become an cation? O A. 152522p63s23p3 O B. 152522p6 O C. 1s22s22p5 O D. 15252p03s

Q: Calculate the M+1/M+ peak for the hypothetical compound Cz4H2Cls if the M+ pcak is 22.3% Give your…

A: Calculate the M+1/ M+ peak for the hypothetical compound C14H22Cl5 The M+ peak is 22.3 %  Isotope…

Q: Identify the total valence electrons  of the following ( consider also the charges)   CNO ^ - 1…

A: CNO-  Valance electron of C = 4  Valance electron of N = 5  Valance electron of O = 6  1 negative…

Q: Which atoms could have the valence electron configuration shown below? a. N3- b. O²- С. Ar d. CI'-…

A:

Q: Which statement is an example of the Pauli Exclusion Principle? a. Atoms with a full octet shell…

A: Octet rule says atoms with full octet shell have more stability and not the Pauli Exclusion…

Q: He. Which of the following statements is best supported by the data from Rutherford's experiment of…

A: Conclusion drawn by Rutherford's α-particle scattering experiment : 1. Most of the space in the atom…

Q: What is the electronic configuration of N³? Oa. 15² 25² 2p6 Ob. 1s 2s 2p 3s¹ Oc. 15²225²2p³

A: The symbol "N3-" represents a nitrogen ion with a 3- charge. To determine its electronic…

Q: Atoms with electron configuration 1s22s22p1 and 1s22s22p4 form: Select one: a. BO b. B2O3 c. B2O…

A:

Q: Part A av ( n the alized Based on position in the penodic tabie and oloctron configuration, HIrange…

A: Ionisation energy is the amount of energy required to release an electron from the valence shell of…

Q: A-C Complete the blanks. Stellar Formation and Evolution.

A: Balance the atomic no. and mass no. on both left and right side. energy has no atomic no. and mass…

Q: The atomic mass of 13F isotope is 18.9984 amu. The amount of the energy released to the surroundings…

A: Isotope = 199F  Atomic mass = 18.9984 amu  Amount of energy released to the surrounding = ?

Q: 10. Which one of the following species is not isoelectronic E. 0²- A.Mg2+ B. SI²* with neon? C. Na*…

A: Species which have the same number of electrons are called isoelectronic species.

Q: When the electron in Hydrogen atom goes from n=3 to n=1, which of the following statements is true?…

A: If electron of hydrogen makes a transition from higher bohr orbit(n=3) to the lower transition…

Q: 15. What are the properties of nonmetals? Where are nonmetals found on the periodic table?

A: Properties of Non-metals = Non-metals are the elements that gain electrons from the negatively…

Q: Protons and neutrons have Mass .......... .... wwwww less O equal O high O Other O specific metal…

A: Atomic weight = 180gm/mole Density =16.6 gm/cm^3 ->it is BCC structure.

Q: Which one of the following is the number of valenceelectrons each atom of sulfur has? а. 8 O b. 14 О…

A:

Q: A bromine atom has an atomic number of 35 and an atomic mass of 80. What is the structure of this…

A:

Q: Atoms bond to other atoms to obtain a/an electron configuration. A. alkali metal B. halogen C. noble…

A: Noble gas possess a completely filled valence electron i.e. ns2np2. Atoms should attain stable…

Q: Which of these shows the electron configuration of an element that has chemical properties that are…

A:

Q: As an atom in the excited state moves to the ground state, what happens to the excess energy? O A.…

A: When an atom goes from excited state to ground state it release the energy in the form of light,…

Q: B. Write the complete and abbreviated electron configurations for the following elements. 1. Mg 2. K…

A: The elements given are Mg, K, Co.

Q: Q3. What volume of 8 M sulfuric acid must be used to prepare 1.5 Lof a 0.10 M H,So, solution? A.…

A:

Q: 46. Given below is the electronic configuration of an element. What is the atomic number of the…

A:

Q: What is the electron configuration of a Na* ion? a. 1s 2s 2p* b. 1s²2s²2p³ po biobe u c.…

A:

Q: 4. Write the following: a. Orbital diagram regarding the electrons Silicon has. (Note, this should…

A: Since you asked  specific question but there is multiple questions so as per Q&A guidelines of…

Q: The rate of effusion of an unknown gas was measured and found to be 18.9 mL/min. Under the same…

A: Graham's law of effusion: Graham's law of effusion states that the rate of effusion of a gas is…

Q: Consider the element A, with atomic number 34. The electronic configuration of A2- is:   a. [Xe]…

A:

Q: The most intense line in a hydrogen glow-discharge plasma is the alpha-H line at 656 nm. What is…

A: Wavelength of the most intense line in a hydrogen glow-discharge plasma is 656 nm .We have to…

Q: The correct electron configuration for carbon is   A. 1s2 2s2 2p6 3s2                      B.…

A: We have to Write the electronic configuration of given carbon

Q: Which of the following is the smallest in terms of energy? a.IE1  of Na b.IE1  of Kr c.IE2  of Na…

A: Ionisation energy

Q: U a Od b Which of the following electron arrangements is not allowed based on Hund's Rule? A. 2p…

A: Hund's rule : According to this rule , every orbital in a subshell is first singly occupied with one…

Q: Consider the four elements sodium, magnesium, barium and sulfur. Which element has the greatest…

A:

Q: What is the correct order of size (from smallest to largest) of K, K+, Ca and Ca²+? Data sheet and…

A: When we go from left to right on periodic table, effective nuclear charge increases due to the…

Q: What is the ion configuration of the chlorine ion, CI? O A. 1s 252 2p6 3s? 3p3 O B. 1s2 2s? 2p® 3s²…

A: Electronic configuration of chlorine ion ?

Q: Choose the correct energy level diagram for the ground state of oxygen. O a. O b. Energy Oc Od. Oe.…

A: we have to draw the correct energy level diagram of oxygen

Q: how to correlate the size of an atom with its chemical reactivity?

A: The size of atom is the distance between the center of nucleus and the valence electron.  The size…

Q: Element whose third shell contains six electrons a. 1s2 2s2 2p6 3s2 3p5 b. 1s2 2s2 2p6 3s2 3p6 c.…

A: Electronic configuration of an element depicts the filling of its electrons in various shells,…

Q: 6. Arrange the following atoms in order of decreasing size-largest to smallest (assuming all atoms…

A: As we move along the period atomic size decreases and as we move along the group atomic size…

Q: Determine the noble gas which has the same electronic configuration with Ra+2. Z of Ra = 88 a.Kr…

A:

Q: Which atom as the largest atomic radius? O a. Cs O b. Li О с. F O d. Zn О е. Mg

A: Atomic radius is the distance in an atom from nucleus to its outermost orbital. We have to find out…

Q: The complete electron configuration of sodium, element 11, is ________. a. 1s22s22p7 b. 1s62s5 c.…

A:

Q: The electron configuration of Se is:      A.    [Ar] 4s2 3d10 4P4      B.    [Kr] 5s1 4d9 5P5…

A: Electron configuration, the arrangement of electrons in orbitals around an atomic nucleus.

Q: 30. Arrange the following elements in order of increasing ionization energy. a. Na, Al, S 31. Which…

A: On moving from left to right across the period the atomic radius decreases it is because in period…

Q: ealt Wsth mehs A mystery element is in the same period as Gallium (Ga). It has a smaller atomic…

A: The top elements of the reactivity series are highly reactive metals.