Question 8 What is the approximate bond angle around Silicon in SiF4? Choose the best response....
Look at the following space-filled models.
What is the approximate bond angle around the central carbon
atom in acrolein?
°
Which of the following best approximates the bond angle around
the sulfur atom in methyl mercaptan?
Choose one:greater than 109.5° less than 109.5°
exactly 109.5° exactly 120° exactly 180° Which of the following
statements is correct?
Choose one:A. Neither molecule is planar.B. Acrolein
is not planar but methyl mercaptan is planar.C. Both molecules are
planar.D.
Acrolein is planar but methyl...
Question 3 Draw the Lewis structure for HCOOH and predict geometry and approximate bond angle around the central atom. Get help answering Molecular Draw the Lewis structure: Edit Predict the hybridization state, molecular geometry and approximate bond angle around the central atom: hybridization state: molecular geometry: approximate bond angle around the central atom:
Pre-Workshop Formal Charge and VSEPR Worksheet Consider the following Lewis Structures for sand, which is silicon dioxide: :0-Si O: O-SI- Structure B Structure A 1. (0.5 pts) What is the total number of electrons allowed in the Lewis structure for SiO2? Do both of the above Lewis structures have the correct number of electrons pictured? 2. (0.5 pts) If two different Lewis structures are possible for a molecule, does the best structure have the fewest or the most formal charges?...
1. Draw these straightforward Lewis structures for these compounds and ions. CO2 HCCH H20 NO2 NH3 NO3 NH4+ PCI: H2CO CC14 The shape of molecules is determined primarily by the number of groupings ("electron domains") around the central atom. For the structures above there, are: Two electron domains around the central atom in CO2, HCCH Three electron domains around the central atom in H2CO, NO3-, NO2 Four electron domains around the central atom in NH3, NH4+, H20, PC13, CC14 2....
Which of the following molecules contains a smallest bond angle between two fluorine atoms ? SiF4 BF3 O CF4 O KrF4 ONE3 Question 20 1.5 pts What is the molecular geometry around a central atom that has four sigma bonds and one lone electron-pair? tetrahedral square-pyramidal O trigonal-pyramidal square-planar see-saw
Question 5 (3 points) What is the bond angle between the two O-H bonds in H20?! O 1) <109.5 degree's O2) 109.5 degree's 03) 120 degree's 4) <120 degree's Previous Page Next Page
Answer this question about the structure you’ve drawn for SeCl2. What is the bond angle? 180° 120° <109.5° <120° Can’t determine the bond angle based on the Lewis structure. 109.5°
Question 10 1 pts Consider the Lewis structure of IF 2 , what is the bond angle between F-I-F? = 180° < 109.5° O < 120° = 109.50 O = 120°
all
22. If the shape of a molecule is trigonal planar, what are the values of the bond angles? A) 90° B) 109.5° C) 120° D) 180° E) 90° and 120° 23. What is the Lewis structure of methanethiol, CH SH? D):ë------ 24. What is wrong with the Lewis structure shown for sulfur trioxide, SO ? A) oxygen, nor sulfur, should be the central atom B) sulfur should have 10 electrons around it instead of 8, to show its expanded...
please please quickk helpp
Question 20 1.5 pts What is the molecular geometry around a central atom that has four sigma bonds and one lone electron-pair? tetrahedral square-pyramidal trigonal-pyramidal O square-planar o see-saw Question 21 1.5 pts In which of the following molecules and ions does the central carbon atom or sulfur atom have sp hybridization: Cl,CO, SO32, CO2, and OCN-? CO2 only SO32- and CO2 CI,CO and CO2 OCN and S032 CO2 and OCN 1.5 pts Question 19 Which...