Chemistry Which of the following caused radioactive pollution along the coast of Kerala ? Zinc Thorium Plutonium Radium Zinc Thorium Plutonium Radium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? Nitrogen Helium None of these Chlorine Nitrogen Helium None of these Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum The low ionisation energy of sodium Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Strontium Calcium Barium Sodium Strontium Calcium Barium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is also known as solution ? A heterogeneous mixture A suspension A homogeneous mixture A compound A heterogeneous mixture A suspension A homogeneous mixture A compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Fractional distillation Evaporation Filtration Distillation Fractional distillation Evaporation Filtration Distillation ANSWER DOWNLOAD EXAMIANS APP
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