Created by Toby Adlam
almost 8 years ago
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Question | Answer |
What is an element? | Only one type of atom and it is listed on the Periodic Table |
How many naturally occurring elements are there? | About 100 elements |
Who was the first inventor of the Periodic Table? | Dmitri Mendeleev |
When two elements join, the end is usually what? | ____________ide. |
What do we call more than one type of element joined together? | A compound |
How many hands (combining power) does group 6 have on the Periodic Table? | 2 |
What is the main way we classify elements? | Metal or Non-metal |
How did Dmitri Mendeleev list the elements in his Periodic Table? | In order of their atomic weight |
What are reactants and products in an equation? | Reactant= Chemicals you start of with Products= Chemicals you end up with |
Where do you write other chemicals or special conditions in a equation? | Above the arrow |
What happens to atoms in a reaction? | No atoms are made and no atoms are destroyed |
How are balenced symbol equation more useful than a word equation? What do they tell us? | The quantities of the chemical |
What do pure substances have? | A melting and boiling point |
Why do mixtures have a range of melting and boiling points? | Because each substance in the mixture changes state at different temperatures |
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