Flashcards
Sem título
Flashcards do conjunto (26)
- 1What is a positive ion called?CATION
- 2What is a negative ion called?ANION
- 3What is an Ionic compound?WHEN CATIONS AND ANIONS COME TOGETHER TO FORM A NEW SUBSTANCE
- 4Tiny building blocks that materials are made of?AN ATOM
- 5What type of microscope is used to see atoms?SCANNING TUNNELING MICROSCOPE
- 6How many kinds of atoms are there?118 KINDS
- 7How many atoms are found naturally?91
- 8How many kinds of atoms are produces in laboratories?27
- 9What table is used by scientists to list all the kinds of atoms /elements?PERIODIC TABLE
- 10Define elementsIT IS A SUBSTANCE THAT IS MADE OF ONE TYPE OF ATOM
- 11What is a molecule?It consist of a group of atoms
- 12Define a LaticeIt is a continuing pattern of one type of atom
- 13Define a compoundIT IS WHERE 2 OR MORE DIFFERENT TYPES OF ATOMS ARE JOINED TOGETHER
- 14What is an atom made up of?PROTONS
NEUTRONS
ELECTRONS - 15Where is the location of a proton and a neuron?NUCLEUS
- 16What is the locations of an electron?IN AN ELECTRON CLOUD
- 17What is the comparative weight of a proton and neutron to an electron?x1800
- 18What is the charge of a proton?POSITIVE +
- 19What is the charge of a neutron?NEUTRAL 0
- 20What is the charge of an electron?NEGATIVE -
- 21Give the chemical name for NaClSODIUM CHLORIDE
- 22Give the chemical name for PbI2LEAD IODIDE
- 23Give the chemical name for BaSBARIUM SULFIDE
- 24Give the chemical name for Li3NLITHIUM NITRIDE
- 25Give the chemical name for Al2O3ALUMINIUM OXIDE
- 26—
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- FlashCards sobre Sem título, criado por Mariette Boshoff em 15-06-2016.
- Criado por
- Mariette Boshoff
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