Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Sulphuric acid Formic acid Carbonic acid Acetic acid Sulphuric acid Formic acid Carbonic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a drop of glycerol is added to crushed KMnO4 spread on a paper ? There is a crackling sound 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 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Visible Infrared Ultraviolet Radio-waves Visible Infrared Ultraviolet Radio-waves ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Nitrogen Hydrogen Helium Air Nitrogen Hydrogen Helium Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: Ultraviolet rays All radiations of Light Infra-red rays Cosmic rays. Ultraviolet rays All radiations of Light Infra-red rays Cosmic rays. ANSWER DOWNLOAD EXAMIANS APP
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