Which of the following types of reactions takes place between C2H6 and the halogens?
Substitution
Polymerization
Addition
Saponification
Oxidation
Correct answer is A
Alkanes undergo a substitution reaction with halogens in the presence of light. For instance, in ultraviolet light , methane reacts with halogen molecules such as chlorine and bromine.
starch
protein
animal fibre
celluose
mineral fibre
Correct answer is D
No explanation has been provided for this answer.
calcium
calcium oxide
calcium carbide
sodium peroxide
sodium sulphate
Correct answer is C
No explanation has been provided for this answer.
amorphous oxide of a metal
amorphous oxide of a non-mental
oxide that is insoluble in water
oxide that behaves both as a base as well as an acid
oxide that loses its oxygen on sublimation
Correct answer is D
No explanation has been provided for this answer.
Oxygen gas is given off at the cathode
Hydrogen gas is given of at the anode
Sodium metals is deposited at the anode
Sodium metal is deposited at the cathode
Alkalinity at the cathode increases
Correct answer is E
No explanation has been provided for this answer.