Self-Assessment

1. What are IC chips composed of? (Check all the boxes that apply)
semiconducting Si conducting Si conducting doped Si insulating doped Si conducting silicon dioxide insulating silicon dioxide conducting metals photoresist polymers
2. Which of the following is not a challenge for building microelectronic ICs?
The size of the circuit and the components Deciding which reactions to use The number of components in a circuit Preventing contamination Getting the steps in the right order Heat generated or given off by reactions Finding enough silicon
3. The formation of the silicon dioxide layer of the circuit component is the only place a chemical reaction is used.
true false

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