(8) 13. Draw Lewis dot structures for the following atoms and ions: a. a calcium ion...
6. Draw a Lewis Dot Structure for the following atoms: a. Strontium (Sr) b. Carbon (C) C. Iodine (1) | d. Xenon (Xe)
and Due Dates Complete the Lewis dot (electron-dot) structures for the given neutral atoms. nitrogen calcium Select Draw Select Draw Rings More @ 2a
(9) For each pair of molecules or ions below (i) Draw the Lewis dot structures. (If there is resonance, draw it.) (ii) Draw/Describe the VSEPR structures, including bonded electron pairs and lone pairs. (iii) Describe the structure of the molecule, considering all the bonds and atoms (but not lone pairs.) i.e., is the molecule straight? bent? etc. Angles between atoms? (iv) Indicate whether each molecule has a dipole moment, and mark the positive and negative poles. (v) Choose which molecule...
2. For the polyatomic ions NO2 and NH4*: (a) Draw the correct Lewis structures of each (showing each step). (b) State the number of groups (the sum of attached atoms and lone electron pairs) that surround the central atom in each ion. (c) Based on your answers in (b), state the geometry (e.g. linear, trigonal planar, bent, trigonal pyramidal or tetrahedral) of each ion. (d) Based on your answers in (c), state the approximate bond angles about the central atom...
Draw the Lewis dot structures for the following molecules. Note that none of the atoms have a formal charge. HCN (hydrogen cyanide) CO2 (carbon dioxide)
Draw complete Lewis (electron-dot) structures and calculate the formal charges for all the atoms in the species listed below. If more than one reasonable resonance structure is possible, draw them all, with the corresponding formal charges, and indicate which structure represents the best or would contribute the most to the hybrid resonance structure of the given molecule/ion. a) AlCle b) N20 c) Dithionite anion, S202 d) Methyl azide, CH3-N3
CHEM100 Name date 1- Classifying Ionic versus Covalent / Lewis Dot Structures of Atoms Classify the following compounds as ionic ([metal or ammonium ion) + (non-metal or polyatomic ion]), covalent (nonmetal+ nonmetal). CaCl2 CO2 H2O BaSO4 K20 NaF Na2CO3 CH4 SO; LiBr Mgo NH4Cl HCI KI NaOH NO2 AlPO4 FeCl3 P2O5 N203 CaCO3 Draw Lewis dot structures for each of the following atoms:
a. Draw the Lewis dot structure of sulfite ion, starting with the number of valence electrons b. Calculate the formal charge on each of the atoms. Which is the best structure? c. Are there any resonance structures for the best Lewis structure? If so, draw them? d. What is the bond order of bonds in SO3 ^2-? e. Is the molecule polar or non-polar? If so why? f. What is the electron domain and molecular geometry? Name and draw both...
Lewis Dot Structures describe the connectivity of the atoms in a species. a) Determine the central atom (least electronegative) Hydrogen will not be a central atom. b) Draw the skeleton. c) Determine the total number of valence shell electrons d) Place the electrons around the terminal atoms to satisfy the octet rule (Be). Hydrogen ok with two electrons. If there are electrons left over then place them around the central atoms as lone pair electrons. Some atoms (period 3 and...
x Give Up? esourceS < Question 8 of 25 Complete the Lewis dot (electron-dot) structures for the given neutral atoms. nitrogen calcium Rings Select Draw More Erase Select Draw Rings More Ca