Chemistry Total number of naturally occurring elements 98 62 92 110 98 62 92 110 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Petroleum Mica Coal Natural Gas Petroleum Mica Coal Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most commonly used substance in fluorescent tubes? Mercury vapour and argon Sodium oxide and argon Mercury oxide and neon Sodium vapour and neon Mercury vapour and argon Sodium oxide and argon Mercury oxide and neon Sodium vapour and neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the maximum number of electrons that can be present in M-shell? 32 8 2 18 32 8 2 18 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial fruit ripening of green fruit is Methane Ethylene Acetylene Ethane Methane Ethylene Acetylene Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water can be separated from alcohol water mixture by Distillation Evaporation Decantation Sublimation Distillation Evaporation Decantation Sublimation ANSWER DOWNLOAD EXAMIANS APP
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