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Carbon group - Wikipedia
Carbon group element | Properties, Uses & Reactions | Britannica
Carbon Family - Element Group 14 - ThoughtCo
Carbon - Wikipedia
Group 14: General Properties and Reactions - Chemistry …
Carbon - Element information, properties and uses | Periodic Table
Carbon | Facts, Uses, & Properties | Britannica
Carbon Group
Carbon | History, Uses, Facts, Physical & Chemical Characteristics
Carbon group element - Properties, Uses, Occurrence | Britannica