3. Draw Lewis symbols or structures for the following atoms, ions, or compounds. (a) Cs (b) MgCl2 (c) Se (d) CN- (e)...
1. Identify polar covalent bonds or ionic bonds formed in the binary compounds below. (a) C and S (b) Al and Ci position of the tokaular weight 2x230 (c) C and o (d) Ca and o
1. Write the Lewis symbols of the ions in each of the following ionic compounds and the Lewis symbols of the atom from which they are formed: Example of the answer for MgS: Gazo Li3N KCI AIP 2. Write Lewis structures for the following compounds or ions (hint: do not forget about charges when counting electrons): Example of the answer for OH ::H HTeO; HI H2SICO HNOH Page 1 of 3
5. Draw the Lewis structures of the following compounds/ions. a) OF2 b) SO32- c) BH d) CO
19. Which of the following statements regarding ionic compounds is correct? A) Ions are held together in an ionic lattice by covalent bonds. B) The crystal structure of a given compound does not depend on the sizes and number of ions in a formula unit of the compound. C) Ionic compounds tend to have low melting points. D) Ionic compounds are formed when two metals react. E) In forming an ionic compound from its elements, one element transfers one or...
Procedure: For Part 1, write the Lewis Dot (or Electron Dot) structure for each atom, followed by the ions that each element would form, the compound that would be formed from the combination of the two elements and finally the Lewis Dot structure for the compound. For Part 2, show the Lewis Dot structure for each molecules, its AXE designation and finally its Electron Pair/ Geometric Shape geometries. Also indicate any partial charges that may exist on that molecule. PART...
2. Predict the formula of the ionic compounds formed from the following pairs of elements using Lewis symbols. Name the compounds. a. Al and I b. Rb andS 3. Rank the following in order of increasing bond length and bond strength. a. Si-F Si-C; Si-o 4. Calculate the amount of energy necessary to break all the bonds in formaldehyde CH20. What type of process is this? -O 5. Predict which pairs give ionic, polar covalent, or nonpolar covalent compounds by...
Compoumas at mignt result from the combination of these metals and nonmetals. Name these compounds. Name one ionic compound that contains only nonmetallic elements. Name one ionic compound that contains a polyatomic cation and a polyatomic anion (see Table 2.3). 9.9 9.10 An ionic bond is formed between a cation A and an anion B". How would the 9.15 energy of the ionic bond [see Equation (9.2)] be affected by the following changes? (a) doubling the radius of A*, (b)...
1. Please give the Lewis structure for the following compounds, please include any resonance structures, formal charges, and indicate whether the bonds are ionic or covalent. a. AgNO3 b. Na2SO4 c. K2CO3 d. KNO2 e. NaN3 2. Please give the Lewis structure for the following compounds, please include any resonance structures, formal charges, and indicate whether the bonds are ionic or covalent. a. Calcium phosphate b. Strontium sulfite c. Sodium hypochlorite d. Rubidium bromite e. Potassium acetate 3. Please draw...
b) CI d) He 2. Predict which of the following compounds are ionic and which are covalent, based on the location of their constituent atoms in the periodic table: (a) C1,CO (b) Mno (c) NCI, (d) CoBr (e) CaF (2) HI 3. Identify the more polar bond in each of the following pairs of bonds: (a) HF or HCI (b) NO or CO (C) SH or OH (d) PCI or SCI (e) CH or NH (1) SO or PO What...
Draw a neat Lewis structure for each of the following compounds. (Note: Both ionic and covalent types have been included.) Make sure your diagram clearly distinguishes the type of bonding. Label your structure as "ionic" or "covalent." If it is covalent, identify the single, double, and triple bonds, if present. (14 marks: 2 marks each) a) KBr b) CaCl, d) SİCİ. e) PF, f CS g) HCN