MCQ
Calcium carbide on reacting with water gives
- AMethane
- BEthane
- CEthene
- ✓Acetylene
✓
Answer
Correct option: D.
Acetylene
d
(d) $Ca{C_2} + 2{H_2}O \to \mathop {CH \equiv CH}\limits_{{\rm{Acetylene}}} + Ca{(OH)_2}$
(d) $Ca{C_2} + 2{H_2}O \to \mathop {CH \equiv CH}\limits_{{\rm{Acetylene}}} + Ca{(OH)_2}$
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
$f$ Aufbau rule is violated, then $\ce{Ca}^{20}$ will be in :
→An aqueous solution of borax is:
Which set of compounds in the following pair of ionic compounds has the higher lattice energy?
→$(i)\, KCl$ or $MgO$ $(ii) \,LiF$ or $LiBr$ $(iii)\, Mg_3N_2$ or $NaCl$
On adding solid potassium cyanide to water
Hybridisation involves
Catalytic dehydrogenation of $n-$haptane in presence of $C{r_2}{O_3}/A{l_2}{O_3}$ at $750\, K$ gives
→The amount of energy which is released due to addition of extra electron to the outermost orbit of gaseous atom is called
Match the four starting materials $( P , Q , R , S$ ) given in List $I$ with the corresponding reaction schemes $(I, II, III, IV)$ provided in List $II$ and select the correct answer using the code given below the lists. $Image$
→Codes: $ \quad P \quad Q \quad R \quad S$
What is chemistry?
Which of the following electronic configurations represents a sudden large gap between the values of second and third ionisation energies of an element?