Chemistry Which one of the following is most electronegative Carbon Tin Lead Silicon Carbon Tin Lead Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon monoxide Carbon di-oxide Methane Ethane Carbon monoxide Carbon di-oxide Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ? Sodium Hydrogen Nitrogen Neon Sodium Hydrogen Nitrogen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals causes Itai-Itai disease ? Copper Cadmium Cobalt Chromium Copper Cadmium Cobalt Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
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