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AHSSCH3U-02-Terms1
| Question | Answer |
|---|---|
| Physical Property | any property of a substance that can be observed without a change in the substance. |
| Chemical Property | any property of a substance that is observed during a chemical change. |
| qualitative | comparison based on qualities that determine the chemical constituents of the substance or mixture. |
| quantitative | determines the amounts and proportions of the chemical constituents of a substance or mixture. |
| Physical Change | any change in matter where no new substance is formed. |
| Chemical Change | Any change in matter in which at least one new stubstance is formed. |
| Pure Substance | Cannot be seperated physically, and is made of only one type of matter. |
| Mixture | A substance that is made up of more than one type of matter, and can be physically seperated. |
| Element | Pure substance that cannot be further broken down. Contains a single type of atom. |
| Compound | Contrains two or more different types of atoms and can be further broken down into their contituent elements. |
| What is another name for a mechanical mixture | heterogeneous mixture |
| What is another name for a solution | homogeneous mixture |
| Mechanical Mixture | A mixture that contrains particles that are not uniformly distributed, and are visually distinguishable. |
| Solution | A mixutre that contains particles that are uniformly distributed, and are visually distinguishable |
| Atom | is the smallest form of matter. |
| Nucleus | The central control organelle of a cell. |
| atomic number | The number of protons in the nucleus of an atom. |
| mass number | the number of protons and neutrons in the nucleus of an atom. |
| proton | positively charged particle in the nucleus |
| neutron | neutral particles in the nucleus |
| electron | negatively charged particles, orbating outside of the nucleus of the atom. |
| isotopes | atoms of the same element with the same number of protons but a different number of neutrons. |
| metal | a substance with a shiny appearance, good conductability of electricity and heat. Malleable and Ductile. |
| malleable | capable of being beaten out bent or shaped. |
| ductile | capable of being stripped to wires. |
| conductivity | the ability to transmit light, electricity, heat or sound. |
| non-metal | a substance that is not a good conductor of electricity or heat and is neither malleable or ductile. |
| Ion | An atom or group of atoms that carries and electric charge. |
| chemical Formula | A formula that shows the number and kinds of atoms in a molecule. |
| Lewis Structure | electron-dot diagrams, that show the bonding between atoms of a molecule, and the lone pairs of electrons. |
Created by:
razzia9
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