Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 C and d B and c A and b A and c C and d B and c A and b A and c ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Zinc Lead Chromium Antimony Zinc Lead Chromium Antimony ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is found in chlorophyll ? Fe2+ A l3+ Mg2+ Ca2+ Fe2+ A l3+ Mg2+ Ca2+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas involved in Bhopal incident was Nitrogen dioxide Methyl chloride Methyl isocyanide Hydrogen sulphide Nitrogen dioxide Methyl chloride Methyl isocyanide Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Potassium chloride Sodium chloride Calcium carbonate Magnesium sulphate Potassium chloride Sodium chloride Calcium carbonate Magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The resources which can be used continuously, year-after -year are called Biotic Renewable Non-renewable Abiotic Biotic Renewable Non-renewable Abiotic ANSWER DOWNLOAD EXAMIANS APP