Chemistry Normal rainwater is slightly acidic due to the presence of Carbon dioxide None of these Sulphur dioxide Methane Carbon dioxide None of these Sulphur dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Caesium Potassium Lithium Rubidium Caesium Potassium Lithium Rubidium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Noble gases Heavy metals Halogens Light metals Noble gases Heavy metals Halogens Light metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hydrogen is not found in atmosphere because It is highly inflammable It is absorbed by plants It immediately combines with oxygen to form water It is the lightest gas It is highly inflammable It is absorbed by plants It immediately combines with oxygen to form water It is the lightest gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Methane Helium Nitrogen Propane Methane Helium Nitrogen Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Carbon dioxide Carbon monoxide Ozone Water vapour Carbon dioxide Carbon monoxide Ozone ANSWER DOWNLOAD EXAMIANS APP
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