31. The most reactive among the halogens is
32. Which one element has the lowest electronegativity value
33. Which one element has the highest electronegativity value
34. The element with highest ionization potential is
35. Which of the following has no unit?
36. Which among the following is not a characteristic of transition metals?
37. The most electronegative element among the following is
38. Total number of halogen elements found in the periodic table is
39. Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has
40. The elements with atomic numbers 9, 17, 35, 53, 85 are all
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