Lewis Dot Structure
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(A) H2O(B) NH3(C) BH3(D) CH4(E) SiH4 Has two lone pairs of electrons
A H2O
The electron-dot structure (Lewis structure) for which of the following molecules would have two unshared pairs of electrons on the central atom?
A H2S
(A) H2O(B) NH3(C) BH3(D) CH4(E) SiH4 Has a central atom with less than an octet of electrons
C BH3
Which of the following is an isomer of CH3OCH3 ?
C CH3CH2OH
(A) CH3CH2CH2CH3(B) CH3CH2CH2OH(C) CH3COCH3(D) CH3COOH(E) CH3CH2CH2NH2 Is isomeric with CH3CH2CHO
C CH3COCH3
Which of the following molecules contains only single bonds?
D C6H6
NH3 reacts with BF3 to form a single species. Which of the following structural diagrams is the most likely representation of the product of the reaction?
D N connects to B
