If 50 mL of 0.5 M | EQUIVALENT CONCEPT

JEE MAIN 2019

12-01-2019 S1

Question

If 50 mL of 0.5 M oxalic acid is required to neutralise 25 mL of NaOH solution, the amount of NaOH in 50 mL of given NaOH solution is g .

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QJEE MAIN_2026

Amongst the following, the total number of compounds soluble in aqueous NaOH at room temperature is:

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Match the LIST-I with LIST-II
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QJEE MAIN_2026

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QJEE MAIN_2026

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b. -COOH
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QJEE MAIN_2026

Match the LIST-I with LIST-II
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QJEE MAIN_2026

Correct statements from the following are
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QJEE MAIN_2026

Which of the following is correct set of 4 quantum numbers of $19^{\text {th }}$ electron in Chromium (Atomic number...

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QJEE MAIN_2026

The correct statements among the following are,
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QJEE MAIN_2026

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QJEE MAIN_2026

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QJEE MAIN_2026

Consider the first order reaction $\mathrm{R} \rightarrow \mathrm{P}$. The fraction of molecules decomposed in the given first order reaction can...

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QJEE MAIN_2026

In order to oxidise a mixture of 1 mole each of $\mathrm{FeC}_2 \mathrm{O}_4, \mathrm{Fe}_2\left(\mathrm{C}_2 \mathrm{O}_4\right)_3, \mathrm{FeSO}_4$ and $\mathrm{Fe}_2\left(\mathrm{SO}_4\right)_3$ in acidic...

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QJEE MAIN_2026

At $\mathrm{T}(\mathrm{K})$, the equilibrium constant of $\mathrm{A}_2(g)+\mathrm{B}_2(g) \mathrm{f} \mathrm{C}(g)$ is $2.7 \times 10^{-5}$. What is the equilibrium constant for $...

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QJEE MAIN_2026

Given below are two statements:
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QJEE MAIN_2026

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QJEE MAIN_2026

Number of moles and number of molecules in 1.4187 L of $\mathrm{SO}_2$ at STP respectively are

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