Flaschcards that Natalie made for the element test.
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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How many different elements with different properties are there? | 112
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Element | a material that cannot be broken down into anything simpler than a chemical reaction.
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Water is made up of the elements -------- and ------. Neither of these 2 elements can be broken down into simpler substances. | Hydrogen and Oxygen
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Most elements are ________,some are _______,and a few are liquids at room temperature. | Solids,gasses
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Metals | elements that share common properties like shiny,luster,conductivity,and flexibility.
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Nonmetals | elements that are dull,poor conductors of electricity,and brittle
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Atom | the smallest unit of an element that contains particles of that element
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Elements are made up of tiny ___________. | particles
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Metalloids | elements with properties in between metals and nonmetals
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A material that cannot be broken down easily by a chemical reaction is an ___________. | Element
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There are over _______+ known elements. | 117
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Elements combined with other elements to form a new substance are ___________ ___________. | Chemically Reactive
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Atomic Mass | the sum of protons and neutrons
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Molecule | two or more of the same atoms linked together by their electrons
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Molecules form when they are linked together by their ______________________. | Electrons
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Combining letters and numbers together to describe molecules are __________ ____________ | Chemical Formulas
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Elements that are liquid at room temperature are?? | bromine and mercury
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What do scientists use to magnify atoms? | An electron microscope
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Electron Microscopes use ________ instead of light particles. | electrons
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An elements name is determined by the number of ___________ and nothing else. | protons
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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