Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Chemical resistant Soft and flexible Withstand higher temperatures Strong and hard Chemical resistant Soft and flexible Withstand higher temperatures Strong and hard ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compounds formed when hydrogen combines with p-block elements are called Polynuclear hydrides Ionic hydrides Metallic hydrides Molecular hydrides Polynuclear hydrides Ionic hydrides Metallic hydrides Molecular hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Alcohol Sulphur Nitrogen Silicon Alcohol Sulphur Nitrogen Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance that is added to make natural rubber strong and more bouncy is Polythene Sponge Chlorine Sulphur Polythene Sponge Chlorine Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High calorific value Ability to lower the melting point of the metal High flammability Low reactivity with metal High calorific value Ability to lower the melting point of the metal High flammability Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
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