Chemistry Which of the following is a natural dye ? Aniline blue Phenolphthalein Alizarin Crystal violet Aniline blue Phenolphthalein Alizarin Crystal violet ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element absorbed both in cation and anion form is Nitrogen Sulphur Phosphorus Calcium Nitrogen Sulphur Phosphorus Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Helium Krypton Radon Argon Helium Krypton Radon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Aluminium Nickel Copper Lead Aluminium Nickel Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Nylon Terricot Cotton Rayon Nylon Terricot Cotton Rayon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Increases the rate of the reaction Decreases the rate of reaction None of these Has no action on the rate of the reaction Increases the rate of the reaction Decreases the rate of reaction None of these Has no action on the rate of the reaction ANSWER DOWNLOAD EXAMIANS APP