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Across 5. binary molecular formula for potassium pentachloride 6. BaI2 is an example of a ___ compound 8. 6.02*10^23 9. types of ions that have names ending in -ide 10. prefix for nine 11. lithium and fluorine make a _____(2 words) 15. compounds that are chemical formulas with the cation on the left and the anion on the right (2 words) 17. molar mass (in grams) of Chlorine gas (Cl2)-rounded 18. CuSO4 is an example of a _____ compound 22. N2O5 24. the ion that aluminum (in group 3A) makes 25. sulfurous acid 26. molar mass of (NH4)2 CO3

Down 1. Ca(H2 PO4)2 is the correct formula for this compound 2. group 2A elements form ions when they lose___electrons 3. when -ate or -ite is at the end of a compound it indicates that the compound is ___ 4. in naming a binary molecular compound, the number of atoms is indicated by the ____ 7. Ca2+ is an example of a _____(starts with c) 12. H3PO4 is the name of what acid 13. the name for an N3- ion 14. percentage composition of heptane (C7 H16) - without a percent sign 16. when dissolved in water, acids produce____ions 19. when naming an acid, the term hydro- is used when the name of the acid anion ends in - 20. the ion of Mn in Mn2 O3 21. iron (III) phosphate chemical formula 23. a compound containing lead (II) and Oxygen