Grade 11 Chemistry (SCH3U) | Fun Learning Quest for Kids
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✨ Magical Challenges ✨
Can you solve these mystery puzzles?
You're looking at the electron configuration of a carbon atom. According to the quantum mechanical model, the 2p orbitals are shaped like dumbbells and each can hold a maximum of two electrons. What is the fundamental reason that the three 2p orbitals can accommodate a total of six electrons?
When you compare the atomic radius of sodium (Na) to that of magnesium (Mg), sodium is larger. As you move right across period 3 from sodium to chlorine, atomic radius generally decreases. Which core concept explains this trend?
Ionic compounds like table salt (NaCl) conduct electricity when molten but not when solid. What is the best explanation for this behavior?
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