Recitation 5-Bond Order Molecular Geometry

thway | Algebra.. Pt Periodic Table - Pta... Scientific Calculator Gravitational Force... Conservation of Mo... Part 1-Combustion of Methane Equation for Enthalpy AH = Hbonds broken- Haonds formed The following table is a list of selected bond energies. The bonds present in this table are common bonds for combustion reactions Selected Bond Energies Bond Bond Energy Bond Bond Energy (kl/mole) (kl/mole) H-H 436 C=0 799 0-0 495 C-C 348 O-H 463 C=C 614 C-H 413 C-C (aromatic) 519 C-O 358 N=0 623 Use the following balanced equation and chart to complete the bond energy calculatons for the fuel methane. CH+202-CO2+2 H20 Compound Total Bond Energy Oxygen, O, 495 kJ/mol Carbon Dioxide, CO, 1598 kJ/mol Water, H,O 926 kJ/mol

Options: greater than, less than, same as, nitrogen atom, chlorine atom, less space than, more space than, and the same space as.

Which bonds can be excited at longer wavelengths? I. Weak bonds II. Strong bonds III. Double bonds a. I and II b. Only III c. I and III d. II and III e. I, II and III

d. covalent bonding c. polar molccules 16. Nitrogen gas in the air is relatively nonreac- tive, while fluorine gas reacts vigorously with many substances, even at room temper- aturc. Which one of the following statements best explains this difference between the two gases? a. Nitrogen atoms have a very stable elec- tron configuration, while fluorine atoms tend to gain an electron to achieve the nitrogen structure. b. Fluorine atoms have a strong tendency to lose an electron to achieve the stable nitrogen atom structure. c. Nitrogen atoms bind very strongly to form very stable nitrogen molecules, while fluorine molecules bind much less strongly to form relatively unstable fluo- rine molecules. d. Nonmetals are always more reactive than metals. e. Fluorine has a higher ionization energy than does nitrogen.

this makes me confused C-C    , C-N     , C-Cl   what is the: BOND POLAR _________________ BOND LENGTH _________________ BOND ENERGY __________________

thway | Algebra. Pt Periodic Table - Pta... Scientific Calculator Gravitational Force... Conservation of Mo... Part 1-Combustion of Methane Equation for Enthalpy AH = Hbonds broken- Hoonds formed The following table is a list of selected bond energies. The bonds present in this table are common bonds for combustion reactions Selected Bond Energies Bond Energy (kJ/mole) Bond Bond Energy Bond (kl/mole) H-H 436 C=0 799 0-0 495 C-C 348 O-H 463 C=C 614 C-H 413 C-C (aromatic) 519 C-O 358 N=0 623 Use the following balanced equation and chart to complete the bond energy calculatons for the fuel methane. CH+202-CO2+2 H20 Compound Total Bond Energy Oxygen, O, 495 kJ/mol Carbon Dioxide, CO, 1598 kl/mol Water, H,O 926 kJ/mol

When drawing the Lewis structure of the H,CO molecule, the structure should represent a total of 12 valence electrons. Based on the elements present, a total of electrons are needed for a stable structure. Thus, there should be bonds in the structure, The Choose... - atom should be in the center with Choose... and Choose.. Choose... a double bond to the O atom double bonds to each H atom a single bond to the C atom K BACK NEXT > Question 7 of 12

Decide whether the Lewis structure proposed for each molecule is reasonable or not. molecule proposed Lewis structure 'S CIF H₂ BO3 :: :: : F :F: I :: :: FIG: T H-O-B-O-H | :0: 1 H Is this a reasonable structure? If not, why not? O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: 0 O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: 0 O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. The correct number is: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: 0 * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for…

b. Compare the experimental bond length data shown below with your Lewis Structure drawing. Describe any discrepancies that you notice between the two structures.

Which of the highlighted chemical bonds in the molecules below is longest? Shortest? In between? Which highlighted bond requires the highest energy to break? Lowest? In between? Answer these questions by completing the second and third columns in the table. length of highlighted bond energy of highlighted bond compound alo H- br: Н— Br: - choose one - - choose one - Ar H-i: - choose one choose one - H- Cl: - choose one - - choose one - Explanation Check © 2021 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility

way | Algebra... Pt Periodic Table Pta... Scientific Calculator Gravitational Force... Show What You Know: Fossil Fuel Summative Use the introduction and the Lewis Structure below to calculate the bond energy in a mole of methane, CH H-C-H 01744 kJ/mol O826 kJimpl 1652 kJ/nmol O413 kJro HICIH

2. Rank the following processes/energies from lowest (1) to highest (5) energy. ___ hydrogen bond ___ insurmountable energy barrier ___ thermal kinetic energy ___ O-H bond ___ C-H bond

MCQ 32: Values are bond energies refer to broken bonds hence they are always A. positive B. negative C. neutral D. constant

Give correct answer please

Chlorine Trifluoride a. Chemical Formula:b. Chemical Name:c. Polarity of bond:d. Computation of Lewis Structure: (see the picture)e. Drawing of Lewis Structure with Dipole Moment:

Pls help ASAP, pls answer both questions I HUMBLY REQUEST.

For the Lewis structure presented, answer the following questions. total number of valence electrons______________      e- pair geometry  ___________________________­­_   molecular geometry _________________________      HCH angle__________________________________ Polarity     __________________________________

bond is the shortest?

G Polahy. DOLOOIMILINT QULOTIONO. S How c... Shop... Class... 1. What type of bonds are shown below? H. A. lonic B. Polar covalent C. Nonpolar covalent D. There is not enough information to determine the answer. 2. What type of bond will result if the atoms below combine? The el

Bond formation _____________________ the surroundings resulting in a temperature __________.

Bonds are broken and formed in chemical reactions. When electrons drop down energy levels (as shown on right), which reaction process is it most similar to? A. Bond Forming B. Bond Breaking Explain your reasoning, using changes in potential energy and stability or stable in your response

Recognising exceptions to the octet rule.

In ClF3, the electron pairs are arranged about the chlorine atom in(electron groups meaning all of the bonds and lone pair electrons…so column 4 in the VSEPRtable)a. a square plane.b. a tetrahedron.c. an octahedron.d. a trigonal pyramid.e. a trigonal bipyramid

Room Date: Name Lab Day/Time Partner Name: Instructor Set 1 Questions: Investigating Number of Bonds 1 Based ofT your observations above compare the Lewis structures and the bond lengtn What conclusion can you make about the relationship between the number of bonds and bond length? 2. Why would the amount of bonds change the bond length? (May have to refer to book or lecture notes) 3. Did the change in the number of bonds and the bond lengths affect the type of molecular geometry? Why or Why not?

Which of the highlighted chemical bonds in the molecules below is longest? Shortest? In between? Which highlighted bond requires the highest energy to break? Lowest? In between? Answer these questions by completing the second and third columns in the table. 00 length of highlighted bond energy of highlighted bond compound H-Cl: - choose one choose one olo H Br: - choose one choose one Ar H-: - choose one choose one

answer these questions from here

Fill in the blank. Adding electrons into an antibonding orbital the bond strength. A. decreases B. increases C. has no effect on D. changes

Given: a. N=C - C = C-H b. F- C = C-H With respect to C = C bond, which has a greater bond length? Explain. Which has a lower bond energy? Explain. aa. bb.

The type of the bonds drawn in red color is......... RA R Select one: H3 C. C a. 2e's-3c bond b. 1e's-2c bond c. 3e's-2c bond d. 2e's-2c bond AR R

answer 1 through 10 (true and false questions)

Show work. Don't use Ai for answering this

Decide whether the Lewis structure proposed for each molecule is reasonable or not. Is this a reasonable structure? If not, why not? molecule proposed Lewis structure O Yes, it's a reasonable structure. .. : F F : O No, the total number of valence electrons is wrong. IF The correct number is: : F F: O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: O Yes, it's a reasonable structure. :0: O No, the total number of valence electrons is wrong. XeO :0– Xe –0: The correct number is:| No, some atoms have the wrong number of electrons around them. : : The symbols of the problem atoms are: U O Yes, it's a reasonable structure. O No, the total number of valence electrons is wrong. .. BeH, Н— Ве —Н The correct number is:| O No, some atoms have the wrong number of electrons around them. The symbols of the problem atoms are: I * If two or more atoms have the wrong number of valence electrons around them, just enter the chemical symbol for the…

Bond energy and corresponding both length differ in comparison? True or False? Explain?