If 3.365 g of ethanol $(l)$ is burnt completely in a bomb calorimeter at 298.15 K , the heat produced...

Match the LIST-I with LIST-II Choose the correct answer from the options given below:

Among $\mathrm{Fe}^{3+}, \mathrm{Pb}^{2+}, \mathrm{Cu}^{2+}$ and $\mathrm{Mn}^{2+}$, identify the one that gets precipitated out while passing $\mathrm{H}_2 \mathrm{~S}$ in presence of...

A D-aldotetrose on oxidation with concentrated $\mathrm{HNO}_3$ resulted in optically inactive dicarboxylic acid. The structure of the D -aldotetrose is:

The strongest conjugate acid will result from:

The descending order of acidity among the following compounds is: Choose the correct answer from the options given below:

The following structures are

Compound $(\mathrm{X})$ is subjected to the sequence of reactions as shown above. Molar mass of the major product $(\mathrm{Y})$ formed...

Consider the given graph showing variation of reactant concentration with time. Three different reactions were started with identical initial concentration...

Consider $|\mathrm{x}|$ is the difference in oxidation states of Mn in highest manganese fluoride and highest manganese oxide. The ions...

Consider the following molecules/species: The correct order of carbon - oxygen double bond length is :

Consider the metal complexes $\left[\mathrm{Ni}(\mathrm{en})_3\right]^{2+}(\mathrm{A}),\left[\mathrm{NiCl}_4\right]^{2-}(\mathrm{B})$ and $\left[\mathrm{Ni}\left(\mathrm{NH}_3\right)_6\right]^{2+}(\mathrm{C})$. Choose the CORRECT option by considering the number of unpaired electrons present in...

Pairs of elements with the same number of electrons in their respective 4 f orbital are [Atomic number. Eu-63, Gd-64,...

The electronegativity of a group 13 element ' $E$ ' is same as that of Ge (on Pauling scale and...

The $1^{\text {st }}$ ionization enthalpy for Mg is $+737 \mathrm{~kJ} / \mathrm{mol}$. The most probable estimated value of the...

Match the LIST-I with LIST-II Choose the correct answer from the options given below:

20 mL of a solution of acetic acid required 28.4 mL of 0.1 M NaOH for its neutralization. A solution...

At $27^{\circ} \mathrm{C}, 0.1 \mathrm{M}, 1 \mathrm{LK}_4\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ aqueous solution and $0.1 \mathrm{M}, 1 \mathrm{LFeCl}_3$ aqueous solution are placed in a...