Predict the molecular shape of these compounds. ammonia, NH3 ammonium, NH4+ H H- -H bent trigonal pyramidal linear tetrahedral trigonal pyramidal linear tetrahedral trigonal planar (120°) trigonal planar (120°) bent beryllium fluoride, BeF2 hydrogen sulfide, H2S -Be: H- tetrahedral linear trigonal planar (120°) tetrahedral bent trigonal pyramidal trigonal pyramidal trigonal planar (120°) linear bent O O O O O O

Predict the molecular shape of these compounds. ammonia, NH3 ammonium, NH4+ H H- -H bent trigonal pyramidal linear tetrahedral trigonal pyramidal linear tetrahedral trigonal planar (120°) trigonal planar (120°) bent beryllium fluoride, BeF2 hydrogen sulfide, H2S -Be: H- tetrahedral linear trigonal planar (120°) tetrahedral bent trigonal pyramidal trigonal pyramidal trigonal planar (120°) linear bent O O O O O O

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Substance: HCN, CF2H2, XeF2 Lewis Structures # bonding groups # lone pairs # electron groups about the central atom Electron geometry Molecular geometry Bond angles Polarity # resonance structures Hybridization state about the central atom
Answer the questions below about the highlighted atom in this Lewis structure: H :0: | || H-C 1 H - C-0- — ▪ H In how many sigma bonds does the highlighted atom participate? In how many pi bonds does the highlighted atom participate? What is the orbital hybridization of the highlighted atom? 0 0 × 3
A Lewis structure is a two-dimensional representation of a molecule that does not necessarily show what shape that molecule would take in three dimensions. From the given Lewis structure and what you know about VSEPR theory, identify the shape of the molecule. XV-X tetrahedral bent linear T-shaped trigonal planar octahedral trigonal pyramidal square planar see-saw square pyramidal trigonal bipyramidal
Molecule or Polyatomic CHzCl 2- Co₂² CH4 CS₂ H₂O Lewis structure H-C-CI: H H H-C-H H s=c=s H–O–H 2- Hybrid- ization AXE 3 sp³ AX4 2 sp² AX3 3 sp³ AX4 sp AX2 3 sp³ AX₂E2 Electron pair geometry Molecular shape tetrahedral tetrahedral trigonal planar trigonal planar tetrahedral tetrahedral linear linear tetrahedral bent Bond angles all ~109.5° all 120° all ~109.5° 180° ~109.5° Bond Polarity H C 2.5 2.1 Cl 2.5 3.0 CO 2.5 3.5 C-H 2.5 2.1 Molecular Polarity if the molecule is polar, add a dipole arrow if not polar, state so and why H H H i no molecular polarity because of shape CI H H HC H no polar bonds, so no molecular polarity H S=C=S H
8T Uousa For the following left-to-right list of chemical formulas, choose the best left-to-right list of molecular shapes based on VSEPR theory: Cl2S, BH3, NBr3, CO2, CH4 Bent, trigonal planar, trigonal pyramid, bent, tetrahedral Linear, trigonal planar trigonal pyramid, linear, tetrahedral Bent, trigonal planar, trigonal pyramid, linear, tetrahedral Linear, trigonal pyramid, trigonal planar, bent, tetrahedral Question 19 Choose the best answer for the total amount of heat (joules) released by cooling 150.0 gms of water at 85.0°C to ice at 0.0°C.
Which electron-pair geometry corresponds to a steric number of 5? O octahedral O trigonal bipyramidal O trigonal planar O linear O tetrahedral
3. Using the Lewis structure predict the geometrical structures of the following ions and state the hybridization of the central atom. Ion Electron Geometry Molecular Formal Charge Central Atom Geometry of Central Hybridization Atom N3 CO2- NO3- BF4
Number of nonbonding pairs: CH2O (C is central atom) Number of bonding groups: Total number of electron groups: Electron Geometry Molecular shape HCN (C is central atom) Number of nonbonding pairs: Number of bonding groups: Total number of electron groups: Electron Geometry Molecular shape Number of nonbonding pairs: CO,2 Number of bonding groups: Total number of electron groups: Electron Geometry Molecular shape PC13 Number of nonbonding pairs: Number of bonding groups: Total number of electron groups: Electron Geometry Molecular shape
What is the hybridization and molecular geometry of the C, interior O, and N in OCHONH, (lone pairs not shown) 0%3DC- O=C-0-N-H O C: sp3, trigonal planar O: sp, bent N: sp2, trigonal pyramidal O C: sp3, tetrahedral O: sp3, linear N: sp3, trigonal pyramidal O C: sp2, trigonal planar O: sp3, bent N: sp3, trigonal pyramidal O C: sp2, trigonal planar O: sp, linear N: sp2, trigonal planar
five electron groups around the central Se atom. There are bent The electron-group geometry is linear The number of atoms attached to the central Se atom is trigonal pyramidal tetrahedral The shape of the molecule is four two three trigonal planar six ious
What is the molecular shape of COCI,? bent trigonal planar Otrigonal pyramidal Otetrahedral linear The C Cl bond in COCI, is What is the CI-C-Cl bon Feedback 180° 120° 109.5° The central atom in COCI, is C. There are a total of 24 valence electrons in the structure (4 from C, 6 from O, and 14 from two CI). Try Again Attempt 1 polar. Feedback What is the molecular shape of COCI₂? What is the Cl-C-Cl bond angle? Obent 180° Otrigonal planar 120° Otrigonal pyramidal 109,5° tetrahedral <109.5° linear The C-Cl bond in COCl, is polar. The molecule COCl, is polar. What did I do wrong? It can't be the top right question because the feedback mentions COCI2. I thumbs up for correct answer.