| A | B |
|---|
| nucleus | The central region of an atom is called the _____. |
| physical | Chemical or physical change? breaking a window |
| 8 | If the atomic number of an element is 6 and its mass number is 14, how many neutrons are contained in the nucleus? |
| ion | An atom that loses or gains electrons is called a(n) ______. |
| isotopes | Atoms containing the same numbers of protons and different numbers of neutrons are ______. |
| neutrons | Isotopes of the same element differ in the number of _____. |
| protons & neutrons | The mass number of an atom is obtained by totaling the number of _____& ______. |
| ionic, covalent, metallic | The three main types of chemical bonds: |
| compound | When two or more elements bond together in definite proportions, the form a(n): |
| forms between positive and negative ions? | What type of chemical bond forms between positive and negative ions? |
| naturally occurring | One characteristic of a mineral |
| solid | One characteristic of a mineral |
| inorganic | One characteristic of a mineral |
| elements | What are the building blocks of atoms? |
| definite chemical composition | One characteristic of a mineral |
| crystal structure | One characteristic of a mineral |
| ice is a solid | Why is ice in a glacier considered to be a mineral, but water from a glacier is not? |
| precipitation | Minerals form from bodies of water due to the process of _____. |
| crystallization | The process of mineral formation from magma is called _____. |
| deep within the earth | Where would mineral formation caused by high pressures and high temperatures be most likely to occur? |
| composition | Minerals are classified by ____. |
| carbonate | A mineral that contains carbon, oxygen, and the metallic element magnesium would be classified as a(n) _____. |
| silicon-oxygen tetrahedron | The building block of the silicate minerals is called the _____. |
| sulfur | All minerals in the sulfate and sulfide groups contain what element? |
| mineral | What is a naturally occurring, inorganic solid with an orderly crystalline structure and a definite chemical composition? |
| silicate | To which mineral grop does orthoclase feldspar (KAlSi3O8) belong? |
| color | Which property is generally the least useful in identifying minerals? |
| luster | The appearance or quality of light reflected from the surface of a mineral is called _____. |
| hardness | The resistance of a mineral to being scratched is called _____. |
| streak | The color of the powdered form of a mineral is called _____. |
| hardness | Mohs scale is used to determine what property of minerals? |
| cleavage | The tendency of minerals to break along smooth flat surfaces is called _____. |
| fracture | What is the uneven breakage of a mineral called? |
| internal structure | What determines whether a mineral will show cleavage or break in irregular fractures? |
| calcite | Which of these will fizz in contact with hydrochloric acid: quartz, calcite, flourite, gold? |
| taste, smell, acid, magnetic, feel | Name 5 special tests used to identify a mineral. |
| talc | Which of the following minerals would you be able to scratch with your fingernail: quartz, diamond, talc, flourite |
| diamond | What is the hardest mineral on the Mohs hardness scale? |
| pyrite | Name a mineral that is an example of metallic luster? |
| chemical | Chemical or physical change? Wood burning |
| physical | Chemical or physical change? Tearing a sheet of paper |
| chemical | Chemical or physical change? Milk souring |
| physical | Chemical or physical change? tye-dying a shirt |
| chemical | Chemical or physical change? metal rustin |
| atom | The smallest particle of an element that still retains all of the elements properties is a(n) __________. |
