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Category: Atomic Structure

Write-a-balanced-Ionic-chemical-equation-for-the-following-reaction-a-HCl-CaCO-3-CaCl-2-CO-2-g-H-2-O-l-b-NH-4-OH-aq-HCl-aq-NH-4-Cl-aq-H-2-O-l-31-1-2024-

Question Number 203877 by Spillover last updated on 31/Jan/24 WriteabalancedIonicchemicalequationforthefollowingreaction(a)HCl+CaCO3CaCl2+CO2(g)+H2O(l)$$\left({b}\right){NH}_{\mathrm{4}} {OH}_{\:\left({aq}\right)} +{HCl}_{\left({aq}\right)} \:\rightarrow{NH}_{\mathrm{4}} \mathrm{C}{l}_{\left({aq}\right)} +{H}_{\mathrm{2}}…

why-the-first-ionisation-H-i1-energy-of-Oxygen-smaller-than-the-second-A-Due-to-the-nuclear-charge-B-Due-to-the-distance-of-the-electron-from-the-nucleus-C-Due-to-the-effect-of-spin-pair-repul

Question Number 64101 by Rio Michael last updated on 13/Jul/19 whythefirstionisation(Hi1)energyofOxygensmallerthanthesecond?A.DuetothenuclearchargeB.DuetothedistanceoftheelectronfromthenucleusC.DuetotheeffectofspinpairrepulsionD.Duetoashieldingeffect. Commented…