Acidified potassium permanganate is dropped over sodium peroxide taken in a round bottom flask at room tempreture, vigorus reaction takes place to procuce:

When a piece of sodium metal is dropped in water, a reaction takes place to yield hydrogen because:

(a) What are homologous series of compounds? List any two characteristics of homologous series. (b) What would be observed by adding a 5% solution of alkaline potassium permanganate drop by drop to warm ethanol taken in a test tube? Write the name of the compound formed during the chemical reaction. (c) How would you distinguish expermentally between an alcohol and a carboxylic acid on the basis of a chemical property?

(a) What would be oberved on adding a 5% alkaline potassium permanganate solution drop by drop to some warm thanol in a test tube? Wrote the name of the compound formed during the chemical reation Also write chemical equation of the reaction which takes place. (b) How would you distinguish experimentally between an alcholhol and a carboxylic acid on the basis of a chemical property?

(i) What would be observed on adding a 5% alkaline potassium permanganate drop by drop to some warm ethanol taken in a test-tube? (ii) Write the name of the compound formed during the chemical reaction.

Give balanced chemical equation for the following reaction: (i) Potassium iodide is treated with acidified potassium permanganate solution. (ii) Sodium dichromate with calculate amount of potassium chloride. (iii) Sulphur dioxide treated with acidified potassium permanganate.

(a) When sodium is brunt in chlorine, sodium chloride is formed, and when molten sodium chloride is electrolysed, then sodium and chorine are formed. What type of reaction takes place: (i) in the first case ? (ii) in the second case ? (b) When hydrogen is prossed over heated copper oxide, copper and stem are formed. write a balanced chemical equation for this reaction. state which of the chemicals is oxidised and which is reduced ? (c) what would you observe when zinc is added to a solution of iron sulphate ? write the chemical equation of the reaction which takes place. why does this reaction occur?

An organic compound 'A' is a constituent of wine and beer. This compound, on heating with alkaline potassium permanganate forms another organic compound 'B' which turns blue litmus to red. Identify the compound 'A' write the chemical equation of the reaction that takes place to form the compound 'B' Name the compound 'B'.