Answer Different principal energy levels have different numbers of sublevels. There are the same number of sublevels as the number of the principal energy level. The 1st level only
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The second main energy level contains a 2s and 2p
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how many sublevels are in each energy level: Step 1Periodic Table of MetalsBegin by viewing the table.
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n=1 has 1 s sublevel. n=2 has an s and p sublevels, so there are 2. n=3 has s, p and d sublevels, so there are 3. n=4 has s, p, d, and f sublevels, so there are 4. Don't have a periodic
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