Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is a violent explosion. The paper ignites There is a crackling sound There is no reaction. There is a violent explosion. The paper ignites There is a crackling sound There is no reaction. ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Zinc Mercury Tin Cadmium Zinc Mercury Tin Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid present in red ants is Caproic acid Acetic acid Butyric acid Formic acid Caproic acid Acetic acid Butyric acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major component in the LPG is Propane Butane Methane Ethane Propane Butane Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Aluminium Iron Titanium Copper Aluminium Iron Titanium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuCO3 Cu(OH)2 CuSO4 Cu(NO3)2 CuO CuCO3 Cu(OH)2 CuSO4 Cu(NO3)2 CuO ANSWER DOWNLOAD EXAMIANS APP
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