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11 Nov 2019
1. Select the element with the lowest first ionization level. E) A)Sn=709 B) H = 1312 C)s-1000 D) Se-941 550 2. Which of the following pairs of elements will form the longest single bond? A) C, O B) C, N C) C, H D) C,S E) C, F 3. Which of the following atoms has the smallest volume? B) Sr C) Ba D) I E) Cs A) Rb 5. Which one of the elements is likely to exhibit the most violent and rapid reaction with water? A) Sr B) Mg C) Rb D) Na E) CL2 6. Which of the following substances is produced when lithium metal reacts with oxygen gas? A) lithium hydroxide B) basic oxide C) acidic oxide D) hydrogen gas E) lithium peroxide 7. Which of the following bonds should have the greatest ionic character? A) B-F B) CI-F C) O-F D) C-F E) N-F
1. Select the element with the lowest first ionization level. E) A)Sn=709 B) H = 1312 C)s-1000 D) Se-941 550 2. Which of the following pairs of elements will form the longest single bond? A) C, O B) C, N C) C, H D) C,S E) C, F 3. Which of the following atoms has the smallest volume? B) Sr C) Ba D) I E) Cs A) Rb 5. Which one of the elements is likely to exhibit the most violent and rapid reaction with water? A) Sr B) Mg C) Rb D) Na E) CL2 6. Which of the following substances is produced when lithium metal reacts with oxygen gas? A) lithium hydroxide B) basic oxide C) acidic oxide D) hydrogen gas E) lithium peroxide 7. Which of the following bonds should have the greatest ionic character? A) B-F B) CI-F C) O-F D) C-F E) N-F
Irving HeathcoteLv2
23 Feb 2019