Chemistry PH scale ranges from 0 – 7 8 – 14 None 0 – 14 0 – 7 8 – 14 None 0 – 14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Ozone and carbon dioxide Oxides of nitrogen and sulphur Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Ozone and carbon dioxide Oxides of nitrogen and sulphur Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Hg SO2 Lead NO2 Hg SO2 Lead NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vegetable oils does not contain essential fatty acids ? Coconut oil Mustard oil Groundnut oil Sunflower oil Coconut oil Mustard oil Groundnut oil Sunflower oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Cinnamic acid Phthalic acid Benzoic acid Oxalic acid Cinnamic acid Phthalic acid Benzoic acid Oxalic acid 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 3 1 2 A B C 2 3 1 A B C 2 1 3 A B C3 2 1 A B C 3 1 2 A B C 2 3 1 A B C 2 1 3 A B C3 2 1 ANSWER DOWNLOAD EXAMIANS APP
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