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Chemistry-matter

Cunningham chemistry unit

QuestionAnswer
What is the name of anything that has mass and takes up space? Matter
What are substances called when they are made up of only one type of atom and cannot be broken down into simpler substances? Element
Which is a particle of an atom that is located outside the nucleus and has a negative charge? Electron
Which is a particle of an atom that is located inside the nucleus and has a positive charge? Proton
Which is a particle of an atom that is located inside the nucleus and has no charge? Neutron
What is the area called on the outside of an atom's nucleus where the electrons are located? Electron Cloud
Which number on the periodic table represents the number of protons in an element? Atomic number
In the periodic table, what does the symbol represent? Name of the element
What is the atomic mass? # of neutrons + # of protons
What is an atom called when it has a different number of neutrons? Isotope
What property means an substance can be bent or shaped with a hammer? Malleable
What property means a substance is hard but can be easily broken or shattered? Brittle
What property means a substance can easily transfer electricity or heat? Conductor
What property means a substance can not easily transfer heat or electricity Insulator
Which property means a substance can attract a magnet? Magnetic
Which property means a substance does not attract a magnet? Nonmagnetic
Which property means a substance reflects light or appears shiny? Luster
What is the type properties called where the property can be observed without changing the substance? Physical property
What is the type of property called when a chemical change has to occur before the propery can be observe? Chemical property
What is the smallest unit of matter? Atom
What is a group of the same elements called when they are connected with covalent bonds? Molecule
What is a group of different types of elements called when they are bonded together? Compound
What is the term used for when oxygen is bonded withnother elements? Oxide
What property is the ability of a substance to be drawn out into a thin line or wire? Ductile
What proerty is the abilty of a substance to be flexible and return to its orginal form after being stretched? Elastic
What is an atom callled when it looses or gains an electron? Ion
What type of mixture appears to the eye to be one substance (example:salt water)? Homogenous
What type of mixture appears to the eye as seperate substances mixed together (example: salad)? Heterogenous
What is another term for a homogenous mixture? Solution
At 32 degrees Farenheight (or 0 degrees Celcius) water does this______? Freezes
At 212 degrees Farenheight (or 100 degrees Celcius) water does this______? Boils
What is physical state of matter with a definite shape and definite volume? Solid
What is a physical state of matter without a definite shape, but has a definite volume? Liquid
What is a physical state of matter without a definite shape and will spread out to fill any space available? Gas
What is the most common state of matter inthe universe? Plasma
Created by: 7th_kms
 

 



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