Chemistry The important ore of aluminium is Haematite Fluorspar Bauxite Cryolite Haematite Fluorspar Bauxite Cryolite ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, Lead is formed Lead sulphate is consumed SO2 is evolved Sulphuric acid is consumed Lead is formed Lead sulphate is consumed SO2 is evolved Sulphuric acid is consumed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Lead Chromium Zinc Nickel Lead Chromium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Sweet water Salt water Pure water Starch water Sweet water Salt water Pure water Starch water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following species has the highest bond order, shortest bond length and maximum bond strength O+2 O-2 O-22 O2 O+2 O-2 O-22 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Monoxide Sodium Carbonate Sodium Peroxide Sodium Hydroxide Sodium Monoxide Sodium Carbonate Sodium Peroxide Sodium Hydroxide ANSWER DOWNLOAD EXAMIANS APP