Formatif 1- Asam & Basa
Authored by Hatmiati Pakpahan
Chemistry
7th Grade
Used 6+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suatu larutan bersifat asam dengan ciri khas memiliki rasa...
Masam/ asam
Pahit
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan basa adalah larutan yang memiliki ciri khas rasa asin. Sedangkan asam memiliki rasa masam.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Indikator alami adalah indikator yang berasal dari bahan-bahan alami
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berikut ini beberapa indikator alami yang paling tepat, kecuali...
Kol ungu, daun pacar air, umbi bit
Kulit manggis, bunga anggrek, bunga kembang sepatu
Bayam merah, kunyit, bunga bougenvile
Bunga kana, bunga mawar merah, kertas lakmus
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Suatu hari Angel akan membuat ramuan rahasia di laboratorium. Angel membuat 2 larutan yang belum diketahui sifatnya asam atau basa. Angel mencelupkan kertas lakmus merah dan biru ke larutan A dan ternyata kertas lakmusnya menjadi warna biru keduanya. Sedangkan untuk larutan B kertas lakmus merah dan biru menjadi berwarna merah keduanya. Berdasarkan kasus tersebut, maka sifat larutan yang benar adalah...
Larutan A bersifat basa, larutan B bersifat asam
Larutan A bersifat asam, larutan B bersifat basa
Larutan A bersifat basa, larutan B bersifat netral
Larutan A bersifat netral, larutan B bersifat asam
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berdasarkan tabel penggunaan indikator alami tersebut, jika seorang anak menambahkan 2 tetes zat indikator bunga kana ke larutan dan diperoleh warna merah maka larutan tersebut bersifat Asam.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Indikator dalam konteks asam basa adalah..
Zat yang digunakan untuk menentukan pH larutan
Zat yang digunakan untuk mengubah warna larutan
Zat yang digunakan untuk mengukur suhu larutan
Zat yang digunakan untuk mereaksikan bahan kimia
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