Chemistry When formaldehyde and potassium hydroxide are heated, we get Acetylene Methyl alcohol Ethyl formate Methane Acetylene Methyl alcohol Ethyl formate Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry A pungent smell often present near the urinals is due to Ammonia Chlorine Urea Sulphur-di- oxide Ammonia Chlorine Urea Sulphur-di- oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Nitrogenase Nitrates Ammonia Amino acids Nitrogenase Nitrates Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Tantalum Ultra pure carbon Silicon Beryllium Tantalum Ultra pure carbon Silicon Beryllium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is not present in stainless steel? Nickel Iron Tungsten Chromium Nickel Iron Tungsten Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Hydrogen Oxygen Chlorine Nitrogen Hydrogen Oxygen Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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