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- The enthalpy change for the following reaction is -318 kJ. Using bond energies, estimate the O-F bond energy in OF₂(g). OF₂(g) + H₂O(g) 0₂(g) + 2HF(g) kJ/mol Use the References to access important values if needed for this question. Submit Answer Retry Entire Group 4 more group attempts remaining Previous Nex SavGiven the following information, find the lattice enthalpy (kJ/mol) of NaCl(s). ΔHf (NaCl) = -411 kJ/mol ΔHsublimation (Na) = 107 kJ/mol IE1 (Na) = 496 kJ/mol Bond Energy (Cl-Cl) = 244 kJ/mol EA1 (Cl) = -349 kJ/mol17 For the compound Mn(ClO3)2 what is the charge on manganese?
- In which set do all elements tend to form anions in binary ioninic compounds? Cs, B, O Ca, Zn, Pb N, Li, Ba S, Cl, BrConsider the following elements in their stable forms: Chlorine Fluorine Bromine Carbon Then for each of the following questions, enter the number listed (1-4) before the element, for elements that satisfy the criterion. Enter the number(s) in order with no separators. If none, type "none" or leave blank. (a) Which of these elements have allotropes? fill in the blank 2d8840092ffc02e_1 (b) Which of these elements exist as diatomic molecules? fill in the blank 2d8840092ffc02e_2 (c) Which of these elements exist as a metallic lattice?Rank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on. substance A B с D chemical symbol, chemical formula or Lewis structure O=N : Cl : : Cl: - C=C CaCl, C12 Cl: : Cl : : Cl : boiling point (Choose one) ↑ ✓ (Choose one) 1 (highest) 2 3 4 (lowest) (Choose one) (Choose one) ŵ 00. 18 Ar
- VLyF6hb7zMBKtQMf9NSVnCPXQdn38aqqV9HGFw/viewform?hr_subr Classes Which of the elements listed below would have atoms with the highest electronegativity? * O Calcium Neon Vanadium SulfurFind the ionic compound among these. K2O N2O H2O OF2Bond enthalpy is the energy required for atoms in the gaseous phase to form bonds. Select one: O True O False
- Why is sodium iodide an ionic bond? CLEAR PHOTOlonic or covalent Chemical name (IUPAC) and Old System Compound Fe(CN)3 P3Br6 Sn (SO4)2 (NH4)2Se Ga2(CO3 )3 CCI4 MnO Cu2(CrO4) PN3 Cr(NO3)3Mark each statement as True (T) or False (F). i) CO belongs to the binary ionic compounds. ii) Reaction between N2 and H2 gives NH3 and H2O. iii) Modern periodic table is based on atomic weight (mass number). iv) In a group, elements have similar chemical properties. v) Size of an atom is larger as compared to the size of the nucleus. vi) Alpha rays are deflected back due to the presence of electrons in an atom