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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Choose the correct option. p-orbitals are _________ in shape.

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प्रश्न

Choose the correct option.

p-orbitals are _________ in shape.

पर्याय

  • spherical

  • dumbbell

  • double dumbbell

  • diagonal

MCQ
रिकाम्या जागा भरा
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उत्तर

p-orbitals are dumbbell in shape.

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पाठ 4: Structure of Atom - Exercises [पृष्ठ ५३]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 4 Structure of Atom
Exercises | Q 1. (C) | पृष्ठ ५३

संबंधित प्रश्‍न

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.


Explain the anomalous behaviour of copper.


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

n = 4, l = 2


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


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

Chlorine (Z = 17)


Explain in brief, the significance of the azimuthal quantum number.


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


Indicate the number of unpaired electron in:

Cr (Z = 24)


The principal quantum number (n) and magnetic quantum number (ml) for the valence electrons of rubidium atom (Z = 37) are ____________ respectively.


Which one of the following orders is CORRECT in case of energy of the given subshells?

P: n = 4; l = 3

Q: n = 5; I = 1

R: n = 5; l = 0

S: n = 4; l = 2


How many electrons can fit in the orbital for which n = 4 and l = 2?


Which of the following has a greater number of electrons than neutrons?

(Mass number of Mg, C, O and Na is 24, 12, 16 and 23 respectively).


Which of the following options does not represent ground state electronic configuration of an atom?


Which of the following properties of atom could be explained correctly by Thomson Model of atom?


The number of radial nodes for 3p orbital is ______.


Number of angular nodes for 4d orbital is ______.


The pair of ions having same electronic configuration is ______.


Which of the following sets of quantum numbers are correct?

  `n` `l` `m_l`
(i) 1 1 +2
(ii) 2 1 +1
(iii) 3 2 –2
(iv) 3 4 –2

Calculate the total number of angular nodes and radial nodes present in 3p orbital.


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, solve the questions given below:

Which of the following orbitals has the lowest energy?

5p, 5d, 5f, 6s, 6p


Match species given in Column I with the electronic configuration given in Column II.

Column I Column II
(i) \[\ce{Cr}\] (a) [Ar]3d84s0
(ii) \[\ce{Fe^{2+}}\] (b) [Ar]3d104s1
(iii) \[\ce{Ni^{2+}}\] (c) [Ar]3d64s0
(iv) \[\ce{Cu}\] (d) [Ar] 3d54s1
  (e) [Ar]3d64s2

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


In the case of R, S configuration the group having the highest priority is ______.


Which of the following element do not follow Aufbau principle?


Which one of the following laws will represent the pairing of electrons in a subshell after each orbital is filled with one electron?


What are the possible values of magnetic quantum number for p orbital?


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