MCQ
Which of the following sublimes on heating?
- A$Al_2O_3$
- B$Al(OH)_3$
- C$(AlH_3)_n$
- ✓$(AlCl_3)_n$
✓
Answer
Correct option: D.
$(AlCl_3)_n$
d
Sublimation is the process where a solid directly converts into gas without reaching liquid state.
Sublimation is the process where a solid directly converts into gas without reaching liquid state.
Ammonium chloride is the solid which directly converts into gas on heating.
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
Which one is the wrong statement?
Which of the following represents correctly the changes in thermodynamic properties during the formation of $1\, mol$ of an ideal binary solution
→$1\, gram$ of a carbonate $(M_2CO_3)$ on treatment with excess $HCl$ produces $0.01186\, mole$ of $CO_2.$ The molar mass of $M_2CO_3$ in $g\, mol^{-1}$ is :
→An atom has $26$ electrons and its atomic weight is $56.$ The number of neutrons in the nucleus of the atom will be
→The radiation is emitted when a hydrogen atom goes from a high energy state to a lower energy state. The wavelength of one line in visible region of atomic spectrum of hydrogen is $6.5 \times 10^{-7} \, m.$ Energy difference between the two states is :
→Which of the following strongest lewis acid :
In the given reaction, the oxide of sodium is ….$\left[ {\begin{array}{*{20}{c}}{4Na + {O_2} \to 2N{a_2}O}\\{N{a_2}O + {H_2}O \to 2NaOH}\end{array}} \right]$
→The wave number of the first Lyman transition in $H$ atom spectrum is equal to the wave number of second balmer transition in the spectrum of
→Which method of estimation is shown in the figure given below?
The atomic number of an element represents