All of the following gaseous molecules are linear except: (a) HCN (b) HOH (c) HC

Question

All of the following gaseous molecules are linear except: (a) HCN (b) HOH (c) HCCH (d) CO_2 (e) XeF_2 48. In the Lewis structure for IBr_2^-, the number of pairs of non-bonding electrons on the central iodine atom is: (a) 1 (b) 3 (c) 2 (d) 4 (e) 0 49. Which of the following elements do you expect_10Ne to resemble the most in its chemical properties? (a)_19K (b)_38Sr (c) 21 Sc (d)_18Ar (e)_11Na 50. The correct name for N_2O_5 is: (a) Nitrogen oxide (b) Nitrogen oxygen (c) Dinitrogen pentoxygen (d) Dinitrogen pentoxide (e) None of the above

Explanation / Answer

47-b

48-b

49-d

50-d

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