Bio 181 Chapter 1-5

Matt Martin 4 perguntas

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Perguntas do quiz (4)

1The number of electrons needed to fill any valence shell above 2s
1. A8
2. B5
3. C4
4. D10
2The number of protons in an atom
1. AAtomic number
2. BMass number
3. CAtomic particle
4. DHalf life
3[blank_start]Valence[blank_end] is the total number of bonds an atom can form
1. AValence
2. Banion
3. Ccovalent
4A halflife refers to
1. AHow long a werewolf lives
2. BThe time it takes for one half of a radioactive isotope to decay
3. CAtom with a negative charge