मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान इयत्ता ११

Match the following (i) Photon (a) Value is 4 for N shell (ii) Electron (b) Probability density (iii) ψ2 (c) Always positive value (iv) Principal quantum number n (d) Exhibits both momentum and

Advertisements
Advertisements

प्रश्न

Match the following

(i) Photon (a) Value is 4 for N shell
(ii) Electron (b) Probability density
(iii) ψ2 (c) Always positive value
(iv) Principal quantum number n (d) Exhibits both momentum and wavelength
जोड्या लावा/जोड्या जुळवा
Advertisements

उत्तर

(i) Photon (d) Exhibits both momentum and wavelength
(ii) Electron (d) Exhibits both momentum and wavelength
(iii) ψ2 (b) Probability density
(c) Always positive value
(iv) Principal quantum number n

(a) Value is 4 for N shell
(c) Always positive value

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 2: Structure of Atom - Multiple Choice Questions (Type - I) [पृष्ठ २२]

APPEARS IN

एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 11
पाठ 2 Structure of Atom
Multiple Choice Questions (Type - I) | Q 46 | पृष्ठ २२

संबंधित प्रश्‍न

Using s, p, d notations, describe the orbital with the following quantum numbers n = 1, l = 0.


Using s, p, d notations, describe the orbital with the following quantum numbers n = 3; l =1.


Using s, p, d notations, describe the orbital with the following quantum numbers n = 4; l = 2.


Using s, p, d notations, describe the orbital with the following quantum numbers n = 4; l =3.


State and explain Pauli’s exclusion principle.


Write orbital notations for the electron in orbitals with the following quantum numbers.

n = 2, l = 1


Write electronic configurations of \[\ce{Fe, Fe2+, Fe3+}\].


Write condensed orbital notation of electronic configuration of the following element:

Calcium (Z = 20)


Draw shapes of 2p orbitals.


Write a note on ‘Principal Quantum number.


Indicate the number of unpaired electrons in \[\ce{Si}\] (Z = 14).


Indicate the number of unpaired electron in:

Cr (Z = 24)


How many electrons in 19K have n = 3, l = 1?


The probability density plots of 1s and 2s orbitals are given in Figure:


The density of dots in a region represents the probability density of finding electrons in the region.

On the basis of above diagram which of the following statements is incorrect?


Nickel atom can lose two electrons to form \[\ce{Ni^{2+}}\] ion. The atomic number of nickel is 28. From which orbital will nickel lose two electrons.


The arrangement of orbitals on the basis of energy is based upon their (n + l) value. Lower the value of (n + l), lower is the energy. For orbitals having same values of (n + l), the orbital with lower value of n will have lower energy.

Based upon the above information, arrange the following orbitals in the increasing order of energy.

1s, 2s, 3s, 2p


The arrangement of orbitals on the basis of energy is based upon their (n + l) value. Lower the value of (n + l), lower is the energy. For orbitals having same values of (n + l), the orbital with lower value of n will have lower energy.

Based upon the above information, arrange the following orbitals in the increasing order of energy.

5f, 6d, 7s, 7p


Match the quantum numbers with the information provided by these.

Quantum number Information provided
(i) Principal quantum number (a) orientation of the orbital
(ii) Azimuthal quantum number (b) energy and size of orbital
(iii) Magnetic quantum number (c) spin of electron
(iv) Spin quantum number (d) shape of the orbital

In assigning R - S configuration, which among the following groups has highest priority?


Which of the following element do not follow Aufbau principle?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×