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 x/6 5x 7.2 x 5x/36 x/6 5x 7.2 x 5x/36 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Hydrogen Helium Neon Argon Hydrogen Helium Neon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons in a Hydrogen atom Two One Three Four Two One Three Four ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Copper Zinc Lead Tin Copper Zinc Lead Tin ANSWER DOWNLOAD EXAMIANS APP