Correct order of electron affinity
Web119 rows · Mar 23, 2024 · Electron affinity is the amount of energy … WebWhich of the following arrangements of elements within the same group gives the correct order of increasing electron affinity? (a) Li Show transcribed image text Expert Answer 100% (1 rating) Ste … View the full answer Transcribed …
Correct order of electron affinity
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WebSep 16, 2024 · Ionization energy (IE) is the amount of energy required to remove an electron from an atom in the gas phase: A ( g) → A + ( g) + e − Δ H ≡ I E. IE is usually expressed in kJ/mol of atoms. It is always positive because the removal of an electron always requires that energy be put in (i.e., it is endothermic). WebThe correct order of electron affinities of S, N, O and Cl is: A O=Cl
WebApr 6, 2024 · Hint: In the modern periodic table, the elements are arranged in an increasing order of their atomic numbers. We know that the energy released when one electron is added to a neutral gaseous atom in its ground state is known as electron affinity. When an electron is added to a neutral gaseous atom the atom forms an anion. Complete solution: WebSep 16, 2024 · Electron affinity increases from left to right and bottom to top. Atoms with the largest radii, which have the lowest ionization energies (affinity for their own valence electrons), also have the lowest affinity for an added electron. There are, however, two major exceptions to this trend:
WebApr 15, 2024 · The correct order of Electron gain enthalpy of Fluorine family is, Cl>F>Br>I. The reason for this is that the size of the fluorine atom is very small. So when an electron is added in the fluorine atom it will suffer more electronegativity as all the electrons will be very close to each other and hence the electron gain enthalpy of chlorine is ... The electron affinity (Eea) of an atom or molecule is defined as the amount of energy released when an electron attaches to a neutral atom or molecule in the gaseous state to form an anion. X(g) + e → X (g) + energy This is not the same as the enthalpy change of electron capture ionization, which is defined as negative when energy is released. In other words, the enthalpy change and the electron affinity …
WebApr 6, 2024 · Electron Affinity Order of Chalcogens The general electronic configuration of the chalcogens elements is written as ns²np⁴, wherein, ‘n’ refers to the value of the principal quantum number which corresponds to the valence shell of an element. The electronic configurations of chalcogens are shown below.
WebIn general electron affinity follows the following trends: Halogens > Oxygen family > Carbon family > Nitrogen family > Metals of group 1 and 13 > Metals of group 2 Electron Affinity of Halogens Ionization potential is … golden earring the holeWebJul 1, 2024 · Correct option: (c) O– < O << F– < Na + Explanation: As greater the effective nuclear charge, more is the attraction of nucleus towards electrons hence higher will be the electron affinity. Thus, Na + has higher E.A. than F – and other two. Similarly, F– has higher E.A than O– and O. golden earring - something heavy going downWeb1 Answer. The amount of screening is the same in the two groups but the effective positive charge that the incoming electron feels is stronger in Group 7. and 8 protons. The effective positive charge that pulls the incoming electron (which approaches the second level) is 8 − 2 = 6. and 9 protons. The effective positive charge is 9 − 2 = 7. hdfc bank all time highWebSep 14, 2024 · Periodic trends are specific patterns that are present in the periodic table that illustrate different aspects of a certain element, including its size and its electronic properties. Major periodic trends include: electronegativity, ionization energy, electron affinity, atomic radius, melting point, and metallic character. hdfc bank alwarpetWebCorrect option is D) The correct order of electron affinity is Cl>F>O. On moving from left to right across a period, the electron affinity becomes more negative. On moving from … hdfc bank ambawadi branch ifsc codeWebMar 20, 2024 · So, the electron affinity order is as follows: O > C > B > N Therefore, option (C) O > C > B > N is correct. Note: Any factor which disfavour the addition of the electron will decrease the electron affinity. On the addition of an electron, the energy releases so, the electronegative affinity is negative. hdfc bank ambala cantt ifsc codeWebThe correct order of electron affinity among the following is: A Se>O B P >N C Cl>F D All of the above Solution The correct option is D All of the above The electron affinity generally decreases down the group. However, due to the small sizes of O, N and F, their electronaffinities will be less than expected. Hence all of the above are correct. hdfc bank ambattur branch ifsc code