Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 100 years 0.01 minute 3 billion years 13 days 100 years 0.01 minute 3 billion years 13 days ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Dolomite Lignite Copper Bauxite Dolomite Lignite Copper Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The apparatus used to test acidity of aqueous solution is Ammeter PH meter Acidmeter Hygrometer Ammeter PH meter Acidmeter Hygrometer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Terylene is a condensation polymer of ethylene glycol and which acid? Phthalic acid Salicylic acid Terephthalic acid Benzoic Acid Phthalic acid Salicylic acid Terephthalic acid Benzoic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is 3.05 gram 4.05 gram 5.05 gram 2.05 gram 3.05 gram 4.05 gram 5.05 gram 2.05 gram ANSWER DOWNLOAD EXAMIANS APP