Chemistry What is a common name for the substance which irritates lachrymal glands ? Laughing Gas Tear Gas Anaesthetic Gas Noble Gas Laughing Gas Tear Gas Anaesthetic Gas Noble Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Chlorofluorocarbons Radioactive rays Volcanic eruptions Aviation fuels Chlorofluorocarbons Radioactive rays Volcanic eruptions Aviation fuels ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a characteristic feature of alloys? They are Mixtures Solutions Homogeneous systems Compounds Mixtures Solutions Homogeneous systems Compounds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Urea Calcium citrate Ammonium sulphate Ammonium nitrate Urea Calcium citrate Ammonium sulphate Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Carbon dioxide Nitrogen Chlorofluorocarbons Methane Carbon dioxide Nitrogen Chlorofluorocarbons Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? Zero 18 12 6 Zero 18 12 6 ANSWER DOWNLOAD EXAMIANS APP
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