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Which one of the following is the correct set of Lewis Symbols for CaCl2? A) -ci:][call...
Which of the following is the correct Lewis symbol for a neutral atom of O? A) see problem image B) see problem image C) see problem image C) .. D) D) see problem image
All of the following are correct Lewis structures for CoHo Cly, except for: CI: ci: :): :CI: A B ci: c :0 : CI: :CI: C D
Which of the following is more likely the correct Lewis structure? C. :ëri-ci: A. 6 -N: B. :7-ci=r: D. :0–N=či:
3. Draw Lewis symbols or structures for the following atoms, ions, or compounds. (a) Cs (b) MgCl2 (c) Se (d) CN- (e) P? 1. Identify polar covalent bonds or ionic bonds formed in the binary compounds below. (a) C and S (b) Al and CI (c) C and o (d) Ca and o Calcollowing molecules and
1. Which one of the following is most likely to be an ionic compound? A) CaCl2 B) CO2 C) CS2 D) SO2 E) OF2 2. Which one of the following ionic solids would have the largest lattice energy? A) NaCl B) NaF C) CaBr2 D) CsI E) CaCl2 3. Calculate the energy change for the reaction K(g) + I(g) → K+(g) + I – (g) given the following ionization energy (IE) and electron affinity (EA) values. IE K: 419 kJ/mol...
1. Which ONE of the following lists gives the correct symbols for the elements phosphorus, potassium, silver, chlorine, and sulfur in that order? A) K, Ag, Po, Cl, S B) P, Po, Ag, CI, S C) Ph, K, Ag, S, Cl D) E) P, K, Ag, Cl, S Ph, Po, Ag, CI,S 2. Which of the following is NOT a correct name-symbol combination? A) beryllium, Be B) boron, B C) cobalt, Co D) magnesium, Mn E) copper, Cu 3. If...
Lewis Diagrams and Formal Charges 1. Based on the following Lewis symbols, predict to which group in the periodic table element X belongs X (4) 2. Write the Lewis dot diagram of the following elements. b. Aluminum Al a, Sulfur S . Nitrogon N d. Phosphonus P e. Xenon Xe e. Barjum Ba 3. Complete the following table. MOLECULE LEIS POLARS FORMAL CHARGE ON THE MOLECULAR CEOMETRY DINGRAMI CENTRAL ATOM MOLECULES OBEING OCTET RULE a. HO b. PCI Ppared by...
substance chemical symbol, chemical formula or Lewis structure boiling point : CI: 1 . A : C—C—CI: (Choose one) :C1: .. B NOCI (Choose one) H-N -H с 1 (Choose one) H H -- H—C—H I I (Choose one) H
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
Which Lewis structure is incorrect? Multiple Choice H H H- C O -N=N3 :C1: :CI: -C=CE Η Σ - B- II