Question

3) Valency of chlorine is
4) Turmeric acts as a
indicator is fill in the blanks​

Answer 1

Answer:

3. Valency of chlorine is 1

The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. Therefore, the valency of chlorine is 1.

4) Turmeric acts as natural acid-base indicators.

Answer 2

Valency is defined as the combining capacity of atoms or molecules. It is obtained from the number of electrons present in the outermost shell of an atom. The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. Therefore, the valency of chlorine is 1.

The active ingredient present in turmeric is curcumin as an acid-base indicator that is yellow in acidic and neutral solutions and orange or reddish-brown in basic solutions [24], [25], [26].

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