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Russell, A.E CHEM 320 Assignment 1 1. Which is the most electronegative atom in

ID: 703633 • Letter: R

Question

Russell, A.E CHEM 320 Assignment 1 1. Which is the most electronegative atom in the compound below? Br A) Carbon B) Nitrogen C) Oxygen D) Bromine 2 Which of the following statements correcly describes the typical bonding of carbon oxygen in organic molecules? A) Carbon participates in 4 covalent bonds oxygen participates in 2 covalent bonds and nitrogen participates in 5 covalent bonds. 8) Carbon participates in 3 covalent bonds oxygen participates in 2 covalent bonds and nitrogen participates in 5 covalent bonds C) Carbon participates in 4 covalent bonds, oxygen participates in 3 covalent bonds and nitrogen participates in 3 covalent bonds D) Carbon participates in 3 covalent bonds, oxygen participates in 3 covalent bonds and nitrogen participates in 5 covalent bonds. tj Carbon participates in 4 covalent bonds, oxygen participates in 2 covalent bonds and nitrogen participates in 3 covalent bonds F) None of the above 3. of the molecules listed, which does not have a dipole moment? (Hint: Draw them out as Lewis structures with proper geometry to see the bonds and lone pairs) C) CO2 D) BF B) NBr 4. For the elements Rb, F, and O, the order of increasing electronegativity is: D) The correct answer is not listed 5. A polar covalent bond is a bond in which (3) A) Atoms have greatly differing C) Atoms have slightly differing 8) Atoms have equal electronegativity D) Atoms have an electrostatic attraction Page 1 of 2

Explanation / Answer

Ans 1 : C) oxygen

The electronegativity is the property through which one can determine that how easily an electron can be attracted by the element.

Since here the element to attract the electron greatly is oxygen , it is most electronegative.