Chemistry The material used in the manufacture of lead pencil is Carbon Graphite Mica Lead Carbon Graphite Mica Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Curd is sour due to presenceof Lactic acid Oxalic acid Tartaric acid Acetic acid Lactic acid Oxalic acid Tartaric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Low ionization energy Tendency to gain electrons Low electronegativity Malleability Low ionization energy Tendency to gain electrons Low electronegativity Malleability ANSWER DOWNLOAD EXAMIANS APP
Chemistry The minimum energy required for an effective collision is Threshold energy Internal energy Free energy Activation energy Threshold energy Internal energy Free energy Activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Protons Electrons Neutrons Positrons Protons Electrons Neutrons Positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) ANSWER DOWNLOAD EXAMIANS APP
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