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- Draw a Lewis structure for the C4Hg molecule usıng the connectivity shown in the spacefillıng model in the window. Gray = C; white = H; red = 0; blue = N; dark green = Cl; brown = Br; light green = F; purple = I; yellow = S; orange = P. %3D Use your drawing to answer the following questions. The total number of electrons in C-H bonds = The number of C-C single bonds =| The number of C=C double bonds = Previous Next The total number of unshared pairs %3D(3) Me BuLi ŞiMe3 E 1) BnBr, NaH 2) Hg2+, H₂O FWrite a reasonable chain mechanism (mechanistic arrows, intermediates, etc.) for the following reaction. Your mechanism must be based upon currently accepted understanding of chemical reactions.
- Q2: A/ chose from list (B) a suitable answer for list (A) A OFe 1. m 2. Au 3. C12 (O/ to + Oa = 2RV2 %3D 4. covalent 5. allotropy )amuDifferentiate between Uni-molecular and Bi-molecular?For each of the following covalent bonds: (a) use the symbols δ+ and δ- to indicate the direction of polarity (if any).(a) C-F; (b) N-Br; (c) B-C; (d) Si-H(b) Rank the following covalent bonds in order of increasing polarity. (i) C-H, O-H, N-H; (ii) C-N, C-O, B-O; (iii) C-P, C-S, C-N
- What is the magnitude of the partial positive and partial negative charges in the HI molecule? (1D = 3.36 x 10¬30 c m; 1e¯ = 1.6022 x 10-19 C; bond length HI = 1.61 angstroms; dipole moment HI = 0.44 D)M Inbox (1600)-ftantill@udeledu X xMail-Francesca A Tantillo-Out X → Capp.101edu.co < Esc MY Mostly sunny ⒸH Q Z Silane, SiH4, is a colorless, pyrophoric, toxic gas that is used to deposit elemental silicon for semiconductor and photovoltaic applications. 2 Based on your Lewis structure for SiH., how many electron domains are on the central atom? W S X 3 E d D C HOL $ Homepage CHM150-251 Chem X Aktiv Chemistry 4 R F % 5 V T G Question 18.e of 23 O 6 &&0 Y B H * & 7 U PrtScn N 8 A Home D ( 9 M K K End o 1 4 L 7 +/- 0 PgUp Alt 2 P 5 8 . AL PgDn 3 B 6 9 0 □ 935 + 0 2 Update x 100 < Submit X 1800 7:24 PM 7/8/2022 X Backspace Enter Shiftb My Questi x Co. How to Ca x N NSU Logir X 9 PeriodicTa x M Action Rec X0 mySigTau X G 4.25 ml to X ¢ NBA Final X |G scientific c X + now.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [References] For scuba dives below 150 ft, helium is often used to replace nitrogen in the scuba tank. If 16.9 g of He(g) and 31.7 g of O2 (g) are added to a previously evacuated 4.35 L tank at 21°C, calculate the partial pressure of each gas present as well as the total pressure in the tank. Partial pressure of He = atm Partial pressure of O2 %D atm Total pressure = atm Submit Answer Try Another Version 3 item attempts remaining Previous Next Email Instuctor Save andH Exit
- H2NCHCH2(1).jpg Consider the following molecule: H,NCH=CH2. How many sigma bonds in this molecule? (Best to use my easy method to draw the structure.) Or see attached image skeleton H H H N C C H O 1 O 2 O 3 O 5 O 6 O 7 08 10 pts Question 4Which molecularorbltalis/arebondingin the diagramshown? 0:4and S ,2 and 2The dipole moment (u) of HBr (a polar covalent molecule) is 0.824D (debye), and its percent ionic character is 12.2 %. Estimate the bond length of the H-Br bond in picometers. Note that . 1 D 3.34 x 10-30 Cm and in a bond with 100% ionic character, Q=1.6 x 10-19 C. Express your answer to two significant figures and include the appropriate units. View Available Hint(s) r = μA Value 6 O Units ? Inits input for part B