Chemistry The element used for making solar cells is Calcium Silicon Magnesium Sodium Calcium Silicon Magnesium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to denature ethanol ? Methane Phenol Propyl alcohol Methyl alcohol Methane Phenol Propyl alcohol Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 0.01 mg/m3 0.001 mg/m3 1.0 mg/m3 5.0 mg/m3 0.01 mg/m3 0.001 mg/m3 1.0 mg/m3 5.0 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is also known as solution ? A suspension A compound A homogeneous mixture A heterogeneous mixture A suspension A compound A homogeneous mixture A heterogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Activated Charcoal Carbon black Activated Coconut Charcoal Charcoal Activated Charcoal Carbon black Activated Coconut Charcoal Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas causing acid rain in an industrial area is Methane Carbon dioxide Sulphur dioxide Carbon monoxide Methane Carbon dioxide Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
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