Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x x/6 5x/36 7.2 x 5x x/6 5x/36 7.2 x ANSWER DOWNLOAD EXAMIANS APP
Chemistry One carat of diamond is equal to 200 mg 250 mg 100 mg 150 mg 200 mg 250 mg 100 mg 150 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Zinc Nickel Copper Tin Zinc Nickel Copper Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Citric acid is present in free form in Apple Milk Tamarind Lemon Apple Milk Tamarind Lemon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde Benzaldehyde Formaldehyde Acetaldehyde Cinnaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Sodium peroxide Barium peroxide Hydrogen peroxide Ozone Sodium peroxide Barium peroxide Hydrogen peroxide Ozone ANSWER DOWNLOAD EXAMIANS APP
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