Question:
The number(s) of -OH group(s) present in H3PO3 and H3PO4 is/are:
The number(s) of -OH group(s) present in H3PO3 and H3PO4 is/are:
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The structure of oxyacids of phosphorus determines the number of -OH groups. Check for direct P-H bonds and P=O bonds.
Updated On: Jan 10, 2025
- 3 and 3 respectively
- 3 and 4 respectively
- 2 and 3 respectively
- 1 and 3 respectively
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The Correct Option is C
Solution and Explanation
- H3PO3: Contains two -OH groups and one H atom directly bonded to P.
- H3PO4: Contains three -OH groups and one P=O bond.
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