Chemistry The gas used for filling weather balloons is Hydrogen Nitrogen Helium Air Hydrogen Nitrogen Helium Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Carbon dioxide Sulphur dioxide None of these Methane Carbon dioxide Sulphur dioxide None of these Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gelatin is mostly used in making ice–creams in order to Enrich the aroma Prevent making a colloid Stabilise the colloid and prevent crystallisation Stabilise mixture Enrich the aroma Prevent making a colloid Stabilise the colloid and prevent crystallisation Stabilise mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Urea Ammonium sulphate Nitro-lime Ammonium nitrate Urea Ammonium sulphate Nitro-lime Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? European Union, China, USA, India China, USA, European Union, India USA, India, China, European Union China, India, European Union, USA European Union, China, USA, India China, USA, European Union, India USA, India, China, European Union China, India, European Union, USA ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is a violent explosion. There is no reaction. The paper ignites There is a crackling sound There is a violent explosion. There is no reaction. The paper ignites There is a crackling sound ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS