WebThe first ionization enthalpy of potassium, K, is 425 kJ mol -1 and the standard electron-gain enthalpy of bromine, Br, is -330.7 kJ mol -1 at 298 K. Calculate the energy released as heat at this temperature by the gas-phase reaction K (g) + Br (g) → K + (g) + Br (g). Express your answer as a molar quantity. Expert Solution WebIonization enthalpy of sodium = 496 kJ mol–1 Electron gain enthalpy of bromine = – 325 kJ mol–1 Bond dissociation enthalpy of bromine = 192 kJ mol–1 ∆ f H for NaBr (s) = – 360.1 kJ mol–1 27. Given that ∆H = 0 for mixing of …
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WebJul 12, 2024 · Bromine and iodine cannot reclaim those electrons from the chloride ions formed. This indicates that chlorine is a more powerful oxidizing agent than either bromine or iodine. Similarly, bromine is a more powerful oxidizing agent than iodine. WebJan 30, 2024 · Energy of an atom is defined when the atom loses or gains energy through chemical reactions that cause the loss or gain of electrons. A chemical reaction that releases energy is called an exothermic reaction and a chemical reaction that absorbs energy is called an endothermic reaction. keyboard identification computer
The element with highest electron affinity in the periodic table is?
WebJan 25, 2024 · Electron Gain Enthalpy of Group 17 Elements. Moving down the group, the electron gain enthalpy becomes less negative. This is because the effect of increasing atomic size is much greater than the effect of increasing nuclear charge, and thus the additional electrons feel less attraction by the nucleus in the large atom. ... Bromine is … WebLearn more about Electron Gain Enthalpy in detail with notes, formulas, properties, uses of Electron Gain Enthalpy prepared by subject matter experts. ... Bromine-325. Iodine … WebApr 4, 2024 · Hence, they tend to gain one electron to form the stable electronic configuration of the nearest noble gas atom and exhibit – 1 uniform oxidation state. ... Tags Astatine, atomic radius, Bond dissociation enthalpy, Bromine, Chemistry, Chlorine, Electron affinity, ... is karl from mrbeast straight