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Periodic Table and Atoms Flashcards | StudBud

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Periodic Table and Atoms

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A #quiz to review the #periodic table and what each elements #atoms look like

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Questions 8

Answers

1
Which is an example of a mixture?
salt water
salt, NaCl
pure gold
water, H2O
2
Which of the following statements describes elements?
elements can be broken down into simpler substances
elements cannot be joined together in chemical reactions
all of the particles in the same element are different
elements have unique sets of properties
3
Which formula represents a substance that is an element?
CO
O
NH3
CO2
4
Which of the following is the basis for arranging the elements in the modern periodic table?
alphabetical order
date of discovery
mass of atoms
number of protons
5
which atomic particle is positively charged?
neutron
proton and neutron
electron
proton
6
Which of the following best describes chicken noodle soup?
compound
element
solution
mixture
7
Which statement best describes the difference between a mixture and a compound?
compounds have multiple boiling points
compounds can be easily seperated
compounds contain elements bonded together
compounds are pure elements
8
What do elements in the same column have in common?
same number of protons
same atomic masses
same chemical properties
same size of their atoms