Question: 1. (Representation) Identify 3 elements that are used to give color to sparklers and write their electron configurations in the following formats: a. Full electron

1. (Representation) Identify 3 elements that are used to give color to sparklers and write their electron configurations in the following formats:

a. Full electron configuration by filling order:

b. Full electron configuration by spdf notation:

c. Noble gas electron configuration by filling order:

d. Noble gas electron configuration by spdf notation:

2. (Manipulation) The strongest emission line for helium is at 420 nm. Write the formula for determining the frequency of this light and show your stepwise calculations with the correct units.

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