Biochem part 1 no water
Quiz by Rachael Morrow
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24 questions
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- Q1smallest unit of matteratoms30s
- Q2What atoms are made up of: Protons, electrons and neutrons.Sub-atomic particles30s
- Q3An atom's central core, containing protons and neutrons.atomic nucleus30s
- Q4positively charged subatomic particlesprotons30s
- Q5the particles of the atomic nucleus that have no chargeneutrons30s
- Q6negatively charged subatomic particleselectrons30s
- Q7The region(s) surrounding the atomic nucleus where electrons orbit the nucleus.Energy Levels/Electron Shells30s
- Q8amount of protons is equal to amount of electronsAtoms of elements are electrically neutral because30s
- Q9the number of protons in an atomatomic number30s
- Q10The sum of protons and neutrons in the nucleus of an atomatomic mass (mass number)30s
- Q11The electrons in the outermost shell (main energy level) of an atom; these are the electrons involved in forming bonds.valence electrons30s
- Q12up to two electronsfirst energy level can hold30s
- Q13up to 8 electrons eachsecond and third energy levels can hold30s
- Q14A pure substance made of only one kind of atomelement30s
- Q15A substance made up of atoms of two or more different elements joined by chemical bondscompound30s