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Atoms and the Periodic Table Flashcards | StudBud

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Atoms and the Periodic Table

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Questions 10

Answers

1
What does the atomic number tell us?
how much it weighs
your horoscope
the number of protons
the number of neutrons
2
How do you find the mass of an atom?
add the neutrons and electrons
add the protons and neutrons
divide the mass by the density
weigh it carefully
3
Which particle counts as zero mass in an atom?
CERN
electrons
protons
neutrons
4
How many protons does an atom with an atomic number of 92 have?
132
92
12
5
What are isotopes?
atoms with the same mass number
an important part of a cell
atoms of an element with different amounts of neutrons
an endangered species
6
What are valence electrons?
the outermost electrons
the electrons closest to the nucleus
the electrons in the nucleus
There is no such thing.
7
What 2 particles do neutral atoms have the same amount of?
electrons and neutrons
protons and electrons
quarks and gluons
protons and neutrons
8
What are the rows on the periodic table called?
periods
Jerry
elements
groups
9
How are atoms arranged on the periodic table?
by date of discovery
by the atomic number
in alphabetical order
by the atomic mass
10
How do you find the number of neutrons in an atom?
subtract the atomic number from the mass
weigh them
the same as the number of protons
add the mass and the protons