ICSE Class 10 Chemistry Question 17 of 23

Solved 2024 Specimen Paper ICSE Class 10 Chemistry — Question 7

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Question

Question 4(iii)

Give balanced equations for each of the following:

(a) Action of warm water on Aluminium nitride.

(b) Oxidation of carbon with conc. Nitric acid.

(c) Dehydration of ethanol by conc. Sulphuric acid at a temperature of 170°C.

Answer

(a) AlN + 3H2O ⟶ Al(OH)3 + NH3 [g]

(b) C + 4HNO3 ⟶ CO2 + 2H2O + 4NO2

(c) C2H5OH 170°CConc. H2SO4\xrightarrow[170\degree\text{C}]{\text{Conc. H}_2\text{SO}_4} C2H4↑ + H2O