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Iodin atau yodium merupakan suatu reaksi kimia yg menyebabkan perubahan warna secara tiba2 menjadi warna biru gelap atau hitam yg disebabkan terbentuknya kompleks triiodida -pati. Reaksi ini digunakan sbg percobaan demonstrasi jam kimia klasik untuk memperlihatkan kinetika kimia secara langsung. Larutan akan berulang kali berubah dari tak berwarna menjadi biru tua atau hitam dan kembali tak berwarna hingga "Reagen" habis. Reaksi ini ditemukan tahun 1886 oleh Hans Heinrich Landolt. Dalam tubuh k...
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Percobaan kimia sederhana mudah dilakukan di rumah. REAKSI BETADINE DAN VITAMIN C. Penjelasan: Mengapa terjadi perubahan warna saat tablet vitamin C dimasukkan ke dalam larutan betadine? Karena dalam vitamin C terdapat senyawa asam askorbat , di mana molekul iodin diikat oleh molekul asam askorbat. #percobaansainssederhana #scienceexperiments #Reaksibetadine
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