Chemistry The material used in solar cells contains Caesium Thallium Tin Silicon Caesium Thallium Tin Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Sulphur, Phosphorous and Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleons are regarded as composites sub-particles known as Quarks Leptons Photons Mesons Quarks Leptons Photons Mesons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive halogen Bromine Fluorine Iodine Chlorine Bromine Fluorine Iodine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals form an amalgam with other metals ? Zinc Tin Lead Mercury Zinc Tin Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Industrial waste Garbage Sanitary waste Sullage Industrial waste Garbage Sanitary waste Sullage ANSWER DOWNLOAD EXAMIANS APP
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