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- 1what is an atomatoms are neutral with no overall charge because the number of positively charged protons in them is the same as the number of negatively charged electrons
- 2what is an atom made up ofatoms are made up of Neutrons, Protons and Electrons
- 3what are bondsbonds are the links between the atoms
- 4how do atoms existThey are monotonic, existing as single atoms
- 5which groups of atoms tend not to bondthese are the atoms of element in group 18, commonly called noble or inert
- 6how many electrons does helium have2
- 7Neon8
- 8Argon8
- 9Krypton8
- 10Carbon2,4
- 11Hydrogen1
- 12what are positively charged ionspositively charged ions have more protons than electrons
- 13what are negatively charged ionsnegatively charged ions have more electrons than protons
- 14what is a valencythe imbalance that gives ions a charge
- 15what is a metallic bondmetallic bond occurs between metal atoms
- 16what is iconic bondingit occurs between metal atoms and non metal atoms
- 17what is covalent bondingit occurs between non-metal atoms
- 18what are ionsIons are atoms that have become charged because they have electrons removed from them or they have removed electrons from other atoms
- 19what are the three types of bondingMetallic, Iconic and Covalent bonding
- 20what happens to atoms as they gain or lose electronsthey become negatively and positively charged
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- Fichas sobre Sin título, creado por Najma Khalif el 17/07/2018.
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- Najma Khalif
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