Chemistry Combustion of a candle is a/an Photochemical reaction Endothermic reaction Exothermic reaction Physical change Photochemical reaction Endothermic reaction Exothermic reaction Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Philosopher’s wool is chemically Magnesium oxide Calcium oxide Zinc oxide Aluminium oxide Magnesium oxide Calcium oxide Zinc oxide Aluminium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Interveinal necrotic spots on leaves appear due to NO2injury O3injury SO2injury HF injury NO2injury O3injury SO2injury HF injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Abiotic Biotic Non-renewable Renewable Abiotic Biotic Non-renewable Renewable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following electrodes is used in strongly alkaline solution Mercury - mercurous chloride electrode Mercury - mercuric oxide electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode Mercury - mercurous chloride electrode Mercury - mercuric oxide electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Lamp black Graphite Coke Diamond Lamp black Graphite Coke Diamond ANSWER DOWNLOAD EXAMIANS APP
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