4.10 - Valency
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Practice Questions
Test your understanding with targeted questions
What is the valency of an atom with 3 valence electrons?
💡 Hint: Think about the rule for atoms with valence electrons less than or equal to 4.
If an atom has 5 valence electrons, what is its valency?
💡 Hint: Remember to apply the octet rule.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is valency?
💡 Hint: Think about how many bonds a certain atom can make.
Is the octet rule applied to all atoms?
💡 Hint: Consider the exceptions, such as hydrogen and alkali metals.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the valency of magnesium and sulfate to explain the formation of magnesium sulfate.
💡 Hint: Consider how many electrons each element needs for stability.
Using informed understanding of valency, predict the compound that forms when two fluorine atoms bond.
💡 Hint: Look at how shared electrons lead to bond formation.
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