Science test on minerals
Terms
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- What does everything have in common. (desk,table,chair)
- They're all made up of atoms.
- Protons are...
- Positively charged
- Neutrons are...
- Neutral
- Electrons are...
- Negatively charged
- If the mineral has 12 protons, 6 neutrons, and 13 electrons, what is it's atomic number?
- 12
- If an atom gains or loses electrons...
- it gets an electrical charge
- what happens when there are equal number of protons and electrons in an atom?
- The atom is electrically charged.
- What is an Isotope?
- Atoms of an element that have different or differing numbers of neutrons.
- what is it called when ina bond that electrons are given or taken away?
- Ionic bond (Weak bond) table salt
- What bond is it when electrons are shared
- Covalent Bond (Strong bond) water
- What are silicates?
- A combination of silicon and oxygen in a mineral. EX: Quartz and Feldspar
- Carbonates are?
- A combination of carbon and oxygen. EX: Calcite
- Sulfates are?
- Combination of sulfer and oxygen. EX: Gypsum
- Oxides are?
- Oxygen bonded to another element.
- Halides and Sulfides are
- Minerals that contain NO oxygen
- What does gold, silver, copper, nickel, and iron have in common?
- They are all native elements
- What are 3 things that you can do to test minerals?
- The color, streak, luster, hardness, break, or special properties...3 of these.
- What is the least dependable characteristic?
- Color.
- What does luster mean?
- How light bounces off the mineral, metallic or non metallic.
- If a mineral is harder than a steel nail but is softer than a glass plate, what scale is it between?
- 6
- What are the first ten elements?
- Hydrogen, Helium, Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen, Flouriene, Neon.
- What is fools gold?
- Pyrite
- What color streak is gypsum?
- White