Chemistry Among the following, which is always found in free-state in nature? Sodium Gold Copper Silver Sodium Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ? Eutrophication Hardness Acidity Alkalinity Eutrophication Hardness Acidity Alkalinity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The important metal used with iron to produce stainless steel is Carbon Tin Aluminium Chromium Carbon Tin Aluminium Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry A subshell with l=2 can take up 3 electron 5 electron 8 electron 10 electron 3 electron 5 electron 8 electron 10 electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Industrial smog Sulphurous smog Photochemical smog Acid fumes Industrial smog Sulphurous smog Photochemical smog Acid fumes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Potassium Permangante Alum Sodium carbonate Lime Potassium Permangante Alum Sodium carbonate Lime ANSWER DOWNLOAD EXAMIANS APP
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