Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 20 and 50 km 50 and 100 km 5 and 10 km 10 and 20 km 20 and 50 km 50 and 100 km 5 and 10 km 10 and 20 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Terylene Rubber Nylon Artificial silk Terylene Rubber Nylon Artificial silk ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the major pollutants of cigarette smoke? Carbon monoxide and nicotine Carbon monoxide and benzene Dioxin and benzene Carbon monoxide and dioxin Carbon monoxide and nicotine Carbon monoxide and benzene Dioxin and benzene Carbon monoxide and dioxin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Charcoal Activated Coconut Charcoal Activated Charcoal Carbon black Charcoal Activated Coconut Charcoal Activated Charcoal Carbon black ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is an aqueous solution of Hydrochloric acid Oxalic acid Citric acid Acetic acid Hydrochloric acid Oxalic acid Citric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Potassium Nitrogen Phosphorous Silicon Potassium Nitrogen Phosphorous Silicon ANSWER DOWNLOAD EXAMIANS APP
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