Question

A discharge tube posses a sample of hydrogen atoms and unipositive helium ions both in third excited state. Maximum number of possible emission lines are


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Answer 1

Answer:

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Step-by-step explanation:

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overused, the bacteria are likely to become resistant and the antibiotic becomes less effective against a particular type of bacterium. (6) It is also crucial to complete the entire course of medication even if the condition improves. Otherwise some bacteria may survive in the body causing the infection to recur. Worse still, any future antibiotic treatment may not be as effective as the bacteria that survived

Answer 2

Step-by-step explanation:

There are only three hydrogen atoms in a discharge tube. The analysis of spectrum shows that in all the hydrogen atoms, electrons are de-exciting from the fourth orbit. What should be the maximum number of spectral lines?

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