Topik 08: Unsur dan Bahan

F4_SAINS_08_01 Asas Jirim

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F4_SAINS_08_02 Jadual Berkala Unsur (Bhg 1)

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F4_SAINS_08_03 Jadual Berkala Unsur (Bhg 2)

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F4_SAINS_08_04 Isotop

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