Chemistry Helium gas is filled in ballons because It is one of the constitutents of water It is lighter than air Its atomic number is 2 It is a noble gas It is one of the constitutents of water It is lighter than air Its atomic number is 2 It is a noble gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metals commonly used for electroplating are Gold, Sodium and Potassium Chromium, Copper and Nickel Gold, Sodium and Chromium Nickel, Lead and Chromium Gold, Sodium and Potassium Chromium, Copper and Nickel Gold, Sodium and Chromium Nickel, Lead and Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Carbonation Corrosion Exfoliation Oxidation Carbonation Corrosion Exfoliation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a gaseous air pollutant? Smoke Hydrocarbon Oxides of nitrogen Oxides of sulphur Smoke Hydrocarbon Oxides of nitrogen Oxides of sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are neutrons electrons positrons mesons neutrons electrons positrons mesons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Depletion of ozone layer causes Lung cancer Blood cancer Breast cancer Skin cancer Lung cancer Blood cancer Breast cancer Skin cancer ANSWER DOWNLOAD EXAMIANS APP
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