Chemistry
With reference to the equation:
Cl2 + H2S ⟶ 2HCl + S
pertaining to a redox reaction - select the correct answer in each case -
(a) Chlorine is oxidised/reduced to HCl.
(b) Hydrogen sulphide is oxidised/reduced to sulphur since the reaction involves addition/removal of hydrogen.
(c) Chlorine acts as an oxidising/reducing agent.
Hydrogen
17 Likes
Answer
(a) Chlorine is reduced to HCl.
(b) Hydrogen sulphide is oxidised to sulphur since the reaction involves removal of hydrogen.
(c) Chlorine acts as an oxidising agent.
Answered By
8 Likes
Related Questions
Give a test to differentiate between jar containing pure hydrogen & the other hydrogen-air mixture.
With reference to oxidation & reduction reactions - complete the statement given by filling in the blanks with only the words
(a) Addition
(b) Removal.
'Oxidation is a chemical reaction involving …………… of oxygen to a substance or …………… of hydrogen from a substance. Reduction on the other hand involves …………… of hydrogen to a substance or …………… of oxygen from a substance.
Give balanced equations for the following conversions:
Zinc to sodium zincate - using an alkali.
Acidified water to hydrogen - by electrolysis.
Water gas to hydrogen - industrially.
Iron [III] oxide to iron - using hydrogen.
Nitrogen to a basic gas - using hydrogen.
Give reasons for the following:
Copper does not displace hydrogen from dilute hydrochloric acid, but zinc does.
In the preparation of hydrogen by electrolysis of water - the distilled water used is acidified.
In the laboratory preparation of hydrogen from zinc and dilute hydrochloric acid the zinc used is granulated zinc.
In Bosch process - the final gaseous products are passed through caustic potash [KOH] soln.
The reaction of chlorine with hydrogen sulphide is deemed a redox reaction.