Action of Water on Calcium Carbide
Trending Questions
- acetylene
- methane
- oxygen
- hydrogen
- one
- two
- three
- four
- Acetylene
- Hydrogen
- Deutero acetylene
- Calcium hydroxide
- CuSO4
- AlCl3
- NH4Cl
- K2CO3
- Propane
- Neo-hexane
- Hexane
- 2, 3 – Dimethyl butane
Name the monomer of polythene.
Give a balanced equation for the following conversation.
(1). Calcium sulphate in permanent hard water to calcium carbonate using sodium carbonate
Explain in brief the advantages and disadvantages of soft water and hard water
- C6H5NH2
- COCl2
- C6H5CN
- C6H5NC
How Do You Convert To ?
- Syngas
- Water gas
- Industrial gas
- Producer gas
Write a balanced chemical equation of Water is added to Calcium carbide
A metallic carbide on treatment with water gives a colourless gas which burns readily in air and which gives a precipitate with ammonical silver nitrate solution. Gas evolved is
- Methane
- Ethane
- Acetylene
- Ethylene
Ca2+C≡C2−+2H2O→H−C≡C−H+2OH−+Ca2+
- The weaker acid (acetylene) is displaced from its salt by a relatively stronger acid (water)
- The weak acid (acetylene) is displaced from its salt by anothr weaker acid (water).
- The weaker acid (acetylene) is displaced from its salt by neutral substance (water)
- The stronger acid (acetylene) is displaced from its salt by a relatively weaker acid (water)
(a) 2-methyl-1-butene
(b) 1-butene
(c) 2, 3-dimethyl-2-butene
(d) 3-methyl-2-pentene
(e) 3, 4-dimethyl-3-hexene
(f) 2, 5-dimethyl-2, 4-hexadiene
- a, b and c
- c and e only
- d, e and f
- c, d and e
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Which of the following metal undergo spontaneous combustion?
Phosphorous
Calcium
Copper
lithium
The halogen which is most reactive in halogenations of alkene under sunlight is
Chlorine
Bromine
Iodine
all
Major product of the following reaction is
- Butene-1
- Butane-2
- Butane
- Butyne-1
- CaC2 is formed by reacting CaO with coke in presence of heat.
- CaC2 is formed by reaaction of Ca(OH)2 with CO in presence of heat.
- Ethyne can be prepared from CaC2 by reacting it with H2O in presence of heat
- Vicinal dihalides on treatmentwith alcoholic KOH undergo dehydrohalogenation.
Reason R : Enol form of acetyl acetone is stabilized by intermolecular hydrogen bonding, which is not possible in enol form of acetone.
Choose the correct statement :
- A is true but R is false
- Both A and R are true and R is the correct explanation of A
- A is false but R is true
- Both A and R true but R is not the correct explanation of A
During the electrolysis of aqueous solution of sodium acetate, the nature of solution left in the vessel and its PH is
Neutral and 7
Basic and > 7
Acidic and < 7
Basic and < 7