Chemistry Sulphur dioxide bleaches colouring matter by : Dehydration Reduction Decomposition Oxidation Dehydration Reduction Decomposition Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a sublime substance? Table salt Sugar Potassium Iodide Iodine Table salt Sugar Potassium Iodide Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Nickel Zinc Lead Chromium Nickel Zinc Lead Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the sourc in Column B with the product of Column A. (Product) Column B (Source)A. Formic acid1. LemonB. Citric acid 2. TamarindC. Tartaric acid3. Ants A B C 2 1 3 A B C 3 1 2 A B C3 2 1 A B C 2 3 1 A B C 2 1 3 A B C 3 1 2 A B C3 2 1 A B C 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to Positive rays X-rays ?-rays ? and ? rays Positive rays X-rays ?-rays ? and ? rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium bicarbonate is commercially known as Baking soda Soda lime Caustic soda Washing soda Baking soda Soda lime Caustic soda Washing soda ANSWER DOWNLOAD EXAMIANS APP