Which element is in the same period as carbon a fluorine correct b silicon c

Which element is in the same period as carbon a

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22. Which element is in the same period as carbon?a) fluorine (correct)b) silicon c) leadd) phosphoruse) hydrogen23. Which element is in the same group as calcium?24. Which of the following is a halogen?25. Which of the following is a nonmetal?26. Identify the symbols for the elements sodium, silicon, boron, calcium, and sulfur, respectively.a) S, Si, Bo, Ca, Sub) S, Si, Bo, Ca, Suc) Na, S, Bo, C, Sud) Na, Si, B, C, Se) Na, Si, B, Ca, S (correct)
27. Which of the following would be considered a binary ionic compound?28. Which would be considered a binary molecular compound?29. All of the following monatomic ions have the correct charge, except:30. The proper formula unit for the binary compound formed from calcium and fluorine is:a) CaFb) Ca2Fc) CaF2 (correct)d) Ca2F2e) Ca3F231. All of the following names and formulas are properly matched, except:32. The correct formula for bromine pentachloride is:
33. The correct name for NH4NO2is:34. The correct name for SO3is:a) sulfur oxideb) sulfur trioxide (correct)c) sulfurous acidd) sulfuric acide) trisulfur oxide35. The correct name for Na2O is:36. The correct name for KClO4is:37. All of the following hydrocarbons are named correctly with the common names, except:38. Which of the following is NOT correctly matched?a) silicon, Sib) sodium, Nac) sulfur, Sd) tin, Ti (correct)e) antimony, Sb
39. Which of the following is NOT correctly matched?

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