The correct order of reactivity of following haloarenes towards nucleophilic substitution with aqueous NaOH is:

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The descending order of acidity for the following carboxylic acid is :
A. $\mathrm{CH}_3 \mathrm{COOH}$ B. $\mathrm{F}_3 \mathrm{C}-\mathrm{COOH}$ C. $\mathrm{ClCH}_2-\mathrm{COOH}$ D. $\mathrm{FCH}_2-\mathrm{COOH}$ E. $\mathrm{BrCH}_2-\mathrm{COOH}$ Choose...

Given below are two statements:
Statement I: Tropolone is an aromatic compound and has 8 electrons.
Statement II:  electrons of >C =...

Given below are two statements related to Ellingham diagram:
Statement-I: Ellingham diagrams can be constructed for formation of oxides, sulfides and halides of metals....

The correct order for acidity of the following hydroxyl compound is:

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As shown in the figure, a plane mirror is fixed at a height of 50 cm from the bottom of tank containing water $\left(\mu=\frac{4}{3}\right)$. The...

The decreasing order of hydride affinity for following carbocations is:
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In Carius tube, an organic compound ' $X$ ' is treated with sodium peroxide to form a mineral acid ' $Y$ '. The solution of...

When one light ray is reflected from a plane mirror with 30° angle of reflection, the angle of deviation of the ray after reflection is:

At 600K, the root mean square (rms) speed of gas X (molar mass = 40) is equal to the most probable speed of gas Y...