MCQ
Which oxide of nitrogen is coloured gas
- A${N_2}O$
- B$NO$
- C${N_2}{O_5}$
- ✓$N{O_2}$
✓
Answer
Correct option: D.
$N{O_2}$
d
(d) $N{O_2}$ brown coloured gas.
(d) $N{O_2}$ brown coloured gas.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The $IUPAC$ name of
→$\begin{array}{*{20}{c}}
{{{\left( {{C_2}{H_5}} \right)}_2}NC{H_2}CH \cdot COOH} \\
{\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,Cl}
\end{array}$
is :
Which of the following optically active compound has maximum number of chiral carbons
Choose the correct option regarding the following complex compound which follows $(F)$ and does not follow $(NF)$ the Sidgwick $EAN$ rule :
$(I)\, [(Ph_3P)_2PdCl_2PdCl_2]$ $(II)\,[NiBrCl(en)]$
$(III)\, Na_4 [Fe(CN)_5 NOS]$ $(IV)\, Cr(CO)_3(NO)_2$
$(I)\,-\,(II)\,-\,,(III)\,-\,(IV)$
The specific rotation of equilibrium mixture of $\alpha - D-$ glucose and $\beta - D-$ glucose, is ....... $^o$
→Which one is correct for heat of hydrogenation
Which of the following statement is incorrect ?
Which of the following alkene cannot be prepared by de-amination of $n-Bu- NH_2$ with $NaNO_2/HCl$ ?
→Given
→$C_{(graphite)} +O_2(g) \rightarrow CO_2(g)\,;$
$\Delta _rH^o=-395.5 \, kJ\,mol^{-1}$
$H_2 (g) + \frac{1}{2} O_2 (g) \rightarrow H_2O(l)\,;$ $\Delta _rH^o =-285.8\, kJ\, mol^{-1}$
$CO_2(g) + 2H_2O(l) \rightarrow CH_4(g) + 2O_2(g)\,;$
$\Delta _rH^o = + 890.3\, kJ\, mol^{-1}$
Based on the above thermochemical equations, the value of, $\Delta _rH^o $ at $298\, K$ for the reaction
$C_{(graphite)} + 2H_2(g) \rightarrow CH_4(g) $ will be for $\Delta_{r} H^{\circ}$ ........... $kJ \,mol^{-1}$
$HBr$ and $HI$ reduce sulphuric acid, $HCl$ can reduce $KMn{O_4}$ and $HF$ can reduce
→Identify $A$ in the given chemical reaction.
→