Which of the following statements is correct concerning the strength of acids: HBr < HF < HCI • HCIO2 > HCIO3 > HCIO4 HBr > HF > HCI HIO < HBRO < HCIO HF > HBr > HI
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- Nernst equation for pair BrO3 |Br2: RT a (BrO, )a?(H*) а (Br,) E = E° + ·In nF RT a(BrO;)a² (H*) E = E° + Ig- nF a(Br,) RT a (BrO Ja (н') E =E° -In nF а(Br,) leª°(BrO;)a'²(H*) а(Br;) nF E = E° + RT(k) Sp2 hybrid orbital contains (2px + 2s, 2px + 2pz + 2s, 2px + 2s, 2px + 2py + 2pz + 2s, 2px + 2py + 2pz) SP₂ 25 : 2Px 2Py (1) Arrange in the order of acidity H₂CH H-O-H H H CC-H H3C sp TT 2 12 ->2 25 2 Py 2 Pz H-CI 2 PxNitromethane is an organic compound with the molecular Draw a complete Lewis structure for the conjugate acid of nitromethane that shows all bonds, unshared electron pairs, and minimized formal charges, where appropriate. formula CH, NO,. Draw a complete Lewis structure that shows all bonds, unshared electron pairs, and minimized formal charges, where appropriate. H H 1. H : 0 :
- 5answer the following with explanationWhich structures below are plausible resonance contributors for NCNH? Assume the connectivity is as written. II :N=C-N: H :N=C-NH II IV O N=C=NH O.. :N-CENH A) I and II B) I and III C) I and IV D) Il and III 0:ż:Pls help me with the following qiestion, explain and make sure its correct, thanks!!
- 10:48 "49 19.0 72 + [Template] Wo... The Worksheet-Chapter 8-CHEM 200 1. Draw a valid LS for the following molecules and molecular ions. NCI, HS CF,O NH, RnCl; SF. NO; 2. Draw all possible valid Lewis Structures for the following molecule and molecular anions. Choose the best LS (major resonance contributor) for each. CNO CNS CO, XeO, 3. Which of the following species violate the octet rule (are exceptions to octet rule) BF. SO, PCI, ВеBr, BrCl, РОСІ, Worksheet -Chapter 8-CHEM 200 Dr. Valentina Mironova6. For the following compounds, (1) redraw as complete Lewis structures; (2) draw in all of the bond dipoles, including those for the nonbonded electrons; (3) show the overall bond dipole moment if 4.0 present or specify if none present. Pauling cloctroncgativity scale valueu: ce=3.2 Br-3.0 0=3:4 しこ5 .F a] Br 0--い ター in the nrocess1. Assign O.N.s to each atom in the following: (Write the O.N.s under each atom with the sign first) OF2 Ca HC1O₂ IBrs PH4+ 12 H₂O2 PC16¹- S₂03²- NaAlH4 Ca3(PO3)2 H₂BO3¹- Fe3O4 XeO₂F2 HP₂O7³- 2. In this reaction, use ON's to identify the following: (Give the full compound or ion formula as your answers, not just "Cr" or "H" or "0") 4 H₂O2 + 2 Cr²+ Cr2O72 + H₂O + 6H* a) what substance is being oxidized? b) what substance is being reduced? c) what substance is the oxidizing agent? d) what substance is the reducing agent? e) how many electrons are transferred according to this equation?
- Which structures below are plausible resonance contributors for SCN? Assume the connectivity is as written. A) I and II II (-2) :SEC-N: B)I and III •. :S=C=N: C) I and IV II IV D) Il and II O.. :S-CEN: S=C=N: •. E) Il and IVAkiloenreachor is what 3. मेगा ा(H2 + F2 --> 2 HF) Given the average bond energies for this reaction, calculate AH for the following reaction: [H-H = 432 KJ/mol], [F-F = 154 %3D KJ/mol], [H-F = 565 KJ/mol] * %3D -21 KJ 21 KJ 544 KJ -544 KJ 1151 KJ