33. Lanthanides and Actinides 1 2 3 4 5 6 7 Man made elements. Would make table too big if inserted where they go.
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40. What are the two types of bonds? Ionic bonds - transfer electrons to get more stable arrangements. Covalent bonds - share electrons to get more stable arrangements. What happens to the electrons?
70. Acids and bases in the body. Acids and bases are found throughout the body. The most obvious is stomach acid. Also amino acids and proteins to name a few.