KCET 2024

Which one of the following nitrate will decompose to give $\mathrm{NO}_2$ on heating ?

In the analysis of III group basic radicals of salts, the purpose of adding $\mathrm{NH}_4 \mathrm{Cl}(s)$ to $\mathrm{NH}_4 \mathrm{OH}$ is

The number of atoms in 4.5 g of a face-centred cubic crystal with edge length 300 pm is
(Given : Density $=10 \mathrm{~g} \mathrm{~cm}^{-3}$ and $N_A=6.022 \times 10^{23}$)

Which of the following crystals has the unit cell such that $a=b \neq c$ and $\alpha=\beta=90^{\circ}$, $\gamma=120^{\circ}$ ?

0.48 g of an organic compound on complete combustion produced 0.22 g of $\mathrm{CO}_2$. The percentage of C in the given organic compound is

Identify the wrong relation for real gases :

Gold sol is not a

For the coagulations of positively charged hydrated ferric - oxide sol, the flocculating power of the ions is in the order:

Identify the incorrect statement

From the diagram $(Z)=\frac{V_{\text {real }}}{V_{\text {ideal }}}$

$\Delta_r H$ for the reaction, $C \rightarrow A$ is