Question:

Baking powder is more commonly used to make cakes or bread “rise”. Filler in baking powder is

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Starch keeps baking powder dry and stable.
Updated On: Apr 23, 2026
  • NaHCO$_3$
  • Ca(H$_2$PO$_4$)$_2$
  • starch
  • NaAl(SO$_4$)$_2$
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The Correct Option is C

Solution and Explanation

Concept: Composition of baking powder

Step 1:
Baking powder contains NaHCO$_3$ (base).

Step 2:
It also contains weak acid (like tartaric acid).

Step 3:
Starch acts as filler and absorbs moisture.

Step 4:
Prevents premature reaction.
Conclusion:
Filler = Starch
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