Chemistry Iron is extracted from Haematite Dolomite Cinnabar Bauxite Haematite Dolomite Cinnabar Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Distilled water Rain water Sea water River water Distilled water Rain water Sea water River water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . Ultraviolet rays (UV) Gamma rays Infra-red (IR) X–rays Ultraviolet rays (UV) Gamma rays Infra-red (IR) X–rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Natural Gas Mica Petroleum Coal Natural Gas Mica Petroleum Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Antacids are found in drugs that give relief to Stomach ache Acne Headache Eye sight Stomach ache Acne Headache Eye sight ANSWER DOWNLOAD EXAMIANS APP
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