What is an impure spectrum ?

What is a pure spectrum ?

What is a pure spectrum?

Rainbow is an impure spectrum caused by sunlight.

What is a limited spectrum antibiotic?

What is pure and impure spectrum?

What is pure spectrum?

What is an impurity defect? What are its types? Explain the formation of vacancies through aliovalent impurity with example.

What is a broad spectrum antibiotic? Name a broad spectrum antibiotic and source organism.

What is visible spectrum ? What is its wavelength range ?