Chemistry Ozone layer of atmosphere absorbs: Infra-red rays Ultraviolet rays Cosmic rays. All radiations of Light Infra-red rays Ultraviolet rays Cosmic rays. All radiations of Light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Benzoate Glycerine Sodium Chloride Picric acid Sodium Benzoate Glycerine Sodium Chloride Picric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first organic compound synthesised in the laboratory was Glucose Urea Lactic acid Uric acid Glucose Urea Lactic acid Uric acid 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 ? 12 Zero 6 18 12 Zero 6 18 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the highest electronegativity value Lithium Chlorine Fluorine Nitrogen Lithium Chlorine Fluorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Baryllium Sulphate is less soluble in water due to Lonic band Low Energy of dissociation High inflammable energy Low inflammable energy Lonic band Low Energy of dissociation High inflammable energy Low inflammable energy ANSWER DOWNLOAD EXAMIANS APP
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