The radii of second orbit of he+ is
http://www.adichemistry.com/jee/qb/atomic-structure/1/q2.html Webb20 juli 2024 · asked Jul 20, 2024 in Chemistry by PrernaChauhan (46.8k points) closed Jul 21, 2024 by PrernaChauhan If radius of second Bohr orbit of the He+ ion is105.8 pm, …
The radii of second orbit of he+ is
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WebbDpp on Mole Concept (Ncert) - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Q1. Bohr model can explain: (A) The sectrum of hydrogen atom (B) spectrum of an atom or ion containing one e- only. (C) The spectrum of hydrogen molecule. (D) The spectrum of He+ ion. Q2. Which concerning Bohr model is not true: (A) It … Webb28 juni 2024 · answered ASSERTION - The radius of second orbit he He+ is equal to that of first orbit of hydrogen. REASON- The radius of an orbit in hydrogen like species is directly propotional to Z and inversely propotional to n. * Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
WebbThe ratio of radii of first orbit of H, He+ and Li2+ is: A 1 : 2 : 3 B 6 : 3 : 2 C 1 : 4 : 9 D 9 : 4 : 1 Solution The correct option is B 6 : 3 : 2 Radius of H-like species = n2 Z ×0.529 ∘A rH: … Webb20 juli 2024 · BarrettArcher Answer : The energy and radius of second orbit of ion are, -13.6 ev and 105.8 pm respectively. Solution : Formula used for energy of orbit of ion or hydrogen like atom will be, Formula used for the radius of the orbit will be, (in pm) where, = energy of orbit = radius of orbit n = number of orbit Z = atomic number
WebbSolution: Let us consider the nth bohr orbit, rn = 4π2mZe2n2h2 For hydrogen atom z = 1, first orbit n = 1 r1 = 4πr2me2h2 = 0.592A0 (i)For H e+ ion, Z = 2, third orbit, n = 3 r3(H e+) = 4π2m×2×e232h2 = 29 [4π2me2h2] = 29 × 0.592 = 2.380A0 (ii) For Li2+ ion, Z = 3, second orbit n = 2 r2 (Li2+) = 4π2m×3×e222h2 = 34 [4π2me2h2]= 0.705A0
Webb28 apr. 2024 · We have to find that calculate the radius ratio of second orbit of hydrogen atom and third orbit of he ion Solution:- According to the problem We know that radius of orbit so, ratio of and orbit of ion is Final Answer:- the radius ratio of second orbit of hydrogen atom and third orbit of he ion is . #SPJ2 Find Science textbook solutions? the perfect sister by desireeWebb28 mars 2024 · Mathematically the radius of an orbit can be given as: \({r_n} = \frac{{0.53{n^2}}}{Z}{\rm{{\dot A}}}\) Where: Z = atomic number, n = orbit number. So r ∝ … sibling television actorsWebb13 juni 2024 · The radii are in the ratio 6:3:2. Explanation: The radii of the first orbits of a hydrogen-like ion are given by the equation r = ħ2 Zmekee2 Since everything except Z is constant, we can rewrite the formula as r = k Z Then the ratios of the three radii for Z = 1,2 and 3 are r1:r2:r3 = 1 1: 1 2: 1 3 = 6:3:2 Answer link the perfect sinkWebb4) Calculate the radius of 2nd orbit in He +. 5) The radius of which of the following orbit is same as that of first orbit of hydrogen atom.... A) second orbit of He + B) first orbit of Li … sibling tennis playersWebbThe maximum and minimum speeds of a comet that orbits the Sun are 80 and 10 km/s respectively. The ratio of the aphelion distance of the comet to the radius of the Earths orbit is _____.(Assume that Earth moves in a circular orbit of radius 1.5 108 km with a speed of 30 km/s.) siblings won\\u0027t help with aging parentWebbWe have to find the ratios of energies of the 2nd orbit of H, He +, Li 2 + Also, the number of orbits (n) = 2. Apply energy formula for single-electron species: We know that energy of hydrogen-like species = -13. 6 z 2 n 2 eV. Now, As n= 2 (n = number of orbits) for all species given and -13.6 is also constant for H, He +, Li 2 + So, E α Z 2 ... the perfect sketchbook etchrWebbSolution The correct option is B 9: 32 As per Bohr's theory, T n ∝ n3 Z2 where, T n = Time period of revolution n = orbit number and Z = atomic number of element For He+, Z = 2, n =2 T He+ = K× 23 22 where, K is the proportionality constant Similarly, for Li2+, Z =3, n= 4 T Li2+ = K× 43 32 Taking the ratio of time period of He+ and Li2+, the perfect sisters