Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Infra-red (IR) Gamma rays X–rays Ultraviolet rays (UV) Infra-red (IR) Gamma rays X–rays Ultraviolet rays (UV) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Bauxite Calcite Cryolite Haematite Bauxite Calcite Cryolite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Kerosene Lemon Tomato juice Vinegar Kerosene Lemon Tomato juice Vinegar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Nitrogen Neon Oxygen Fluorine Nitrogen Neon Oxygen Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is heaviest naturally-occurring element of the periodic element Uranium Thorium Iron Rhodium Uranium Thorium Iron Rhodium ANSWER DOWNLOAD EXAMIANS APP
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