Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Lead Copper Cadmium Chromium Lead Copper Cadmium Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The temperature of oxy-acetylene flame is around 4000°C 2800°C 3600°C 3200°C 4000°C 2800°C 3600°C 3200°C ANSWER DOWNLOAD EXAMIANS APP
Chemistry What do you understand by the term Espuma ? Salt Soap Calcium Foam Salt Soap Calcium Foam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Chlorine Sodium chloride Carbon dioxide Alcohol Chlorine Sodium chloride Carbon dioxide Alcohol ANSWER DOWNLOAD EXAMIANS APP
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