Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO2 CO All of these O3 CO2 CO All of these O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? The paper ignites There is no reaction. There is a violent explosion. There is a crackling sound The paper ignites There is no reaction. There is a violent explosion. There is a crackling sound ANSWER DOWNLOAD EXAMIANS APP
Chemistry The drug ‘Marijuana’ is a Tranquillizer Mental stimulant Hallucinating substance Sedative Tranquillizer Mental stimulant Hallucinating substance Sedative ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Oxides of nitrogen Carbon monoxide Carbon dioxide Oxides of sulphur Oxides of nitrogen Carbon monoxide Carbon dioxide Oxides of sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in dating archaeological findings ? 614C 92235U 13H 818O 614C 92235U 13H 818O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/4 1/3 1/8 1/6 1/4 1/3 1/8 1/6 ANSWER DOWNLOAD EXAMIANS APP