Flashcards
Ibrahim year 10
Cards in this deck (16)
- 1What is an atom ?The particles that make up all materials.
- 2What is a atomic number ?Number of protons in an atom.
- 3What is electron configuration ?Arrangement of electrons in electron shells.
- 4What is an element ?A substance composed of atoms with the same atomic number.
- 5What is indirect evidence ?Evidence that does not involve direct observation.
- 6What is the nucleus ?The heavy core at the center of an atom made of protons and neutrons.
- 7What is the periodic table ?It is a list of all known elements and are arranged in order of increasing atomic number.
- 8What is the symbol of lead and state its atomic number ?The symbol of lead is Pb and its atomic number is 82.
- 9What are periods ?The horizontal rows in the periodic table.
- 10What are groups ?Groups are the vertical columns in the periodic table.
- 11What are the 3 type of bonding ?Metallic, Ionic and Covalent.
- 12How does metallic bonding occur ?It occurs between metal atoms.
- 13how does Ionic bonding occur ?It occurs between metal and non-metal
atoms. - 14How does Covalent bonding occur ?It occurs between atoms of non-metals.
- 15What are molecules ?Discrete groupings of atoms covalently bonded together.
- 16What does the term monatomic mean ?Atoms that exist on their own without bonding with others.
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- Flashcards on Ibrahim year 10, created by ibrahim mohamed on 11/05/2016.
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- ibrahim mohamed
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