Froggy Jumps Lewis Structure QuizOnline version Test your knowledge on Lewis Structures and molecular bonding! by ALDRIN JOHN MEDIADERO 1 What does a Lewis Structure represent? a The arrangement of electrons in a molecule. b The molecular weight of a compound. c The physical shape of a molecule. 2 In a Lewis Structure, what do dots represent? a Valence electrons. b Bonding pairs of electrons. c Nuclear protons. 3 How are bonds represented in a Lewis Structure? a By shaded areas around atoms. b By lines between atoms. c By arrows pointing to atoms. 4 What is the purpose of lone pairs in a Lewis Structure? a To indicate non-bonding electrons. b To show molecular weight. c To represent ionic bonds. 5 Which element typically forms three bonds in a Lewis Structure? a Oxygen. b Carbon. c Nitrogen. 6 What is the octet rule in Lewis Structures? a Atoms can only bond with one other atom. b Atoms prefer to have two electrons. c Atoms tend to form bonds to have eight electrons in their outer shell. 7 How do you determine the central atom in a Lewis Structure? a It is the most electronegative element. b It is usually the least electronegative element. c It is always the first element listed. 8 How many Valence Electrons does a Carbon have? a 2 b 3 c 4 9 What is the significance of formal charge in Lewis Structures? a It shows the polarity of the molecule. b It indicates the molecular weight. c It helps determine the most stable structure. 10 Which of the following molecules has a Lewis Structure with a double bond? a O2 (Oxygen Gas). b H2O (water). c NaCl (Sodium Chloride).
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