BCH 111 Theory Questions: Hydrogen Spectrum and Energy Level Diagram – Periodic Table and First 20 Elements

100 Level Department of Science Laboratory Technology exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.

Questions:

a. Briefly explain hydrogen spectrum and draw the energy level diagram of hydrogen atom.

b. Define the following terms:
i. Isotopes
ii. Atomic and mass number
iii. Bond energy
iv. Octet rule

c. Define periodic table and draw the table showing the position of the first twenty elements.

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