MCQ
When $AgNO_3$ is heated strongly, the products formed are
- A$NO$ and $NO_2$
- ✓$NO_2$ and $O_2$
- C$NO_2$ and $N_2O$
- D$NO$ and $O_2$
The reaction is as follows:
$2 AgNO _3( l ) \stackrel{\Delta}{\longrightarrow} 2 Ag ( s )+ O _2( g )+2 NO _2( g )$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column $I$ | Column $II$ |
| $(A)$ Freezing of water at $273 K$ and $1 \ atm$ | $(P)$ $q =0$ |
| $(B)$ Expansion of $1 \ mol$ of an ideal gas into a vacuum under isolated conditions | $(Q)$ $w=0$ |
| $(C)$ Mixing of equal volumes of two ideal gases at constant temperature and pressure in an isolated container | $(R)$ $\Delta S _{\text {sy5 }} < 0$ |
| $(D)$ Reversible heating of $H _2( g )$ at $1 \ atm$ from $300 \ K$ to $600 \ K$, followed by reversible cooling to $300 \ K$ at $1 \ atm$ | $(S)$ $\Delta U =0$ |
| $(T)$ $\Delta G =0$ |
