JEE Main 2022 · 25 Jun · Shift 2 · Chemistry Q90

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ChemistryInteger+4 / -1Question 90 of 90

The neutralization occurs when 10 mL of 0.1M acid 'A' is allowed to react with 30 mL of 0.05 M base $\mathrm{M(OH)_2}$ . The basicity of the acid 'A' is ______.

[M is a metal]

Your answer

Answer and worked solution

Official answer: 3

Equivalents. Base: $30\times0.05\times2=3$ meq. Acid: $10\times0.1=1$ mmol.

Basicity. $\dfrac31=3$ .

Answer: 3

Topics:Equivalent concept and normality Indicators and titrations

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JEE Main 2022 · 25 Jun · Shift 2, Chemistry question 90