Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Salicylic acid Phthalic acid Terephthalic acid Benzoic Acid Salicylic acid Phthalic acid Terephthalic acid Benzoic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of Closed system Isobaric system Isothermal system Open system Closed system Isobaric system Isothermal system Open system ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 5 2 3 4 5 2 3 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry An acid having basicity one is Phosphoric acid Sodium dihydrogen phosphate Disodium hydrogen phosphate Sodium phosphate Phosphoric acid Sodium dihydrogen phosphate Disodium hydrogen phosphate Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? Red phosphorus Black phosphorus Violet phosphorus White phosphorus Red phosphorus Black phosphorus Violet phosphorus White phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following does the Nucleus of an atom consist of? Protons Protons and neutrons Protons and electrons Electrons Protons Protons and neutrons Protons and electrons Electrons ANSWER DOWNLOAD EXAMIANS APP
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