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Unit 3 - Reading the periodic table Flashcards | StudBud
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Unit 3 - Reading the periodic table
Unit 3 - Reading the periodic table
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science periodic table
Flashcards
20 cards
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Questions
20
Answers
1
what element is this?
carbon
helium
magnesium
boron
2
a halogen with 5 electron shells
astatine
iodine
fluorine
bromine
3
what element is this?
vibranium
nitrogen
silicon
oxygen
4
an isotope with 53 protons and 75 neutrons
Iodine-127
Iodine-75
Iodine-128
Iodine-53
5
a noble gas with 2 valence electrons
helium
beryllium
argon
neon
6
how many NEUTRONS does Oxygen-15 have?
7
8
15
16
7
what element is this?
calcium
diegovium
potassium
fluorine
8
an element with 4 electron shells and 7 valence electrons
manganese
flerovium
chlorine
bromine
9
How many neutrons does a typical atom of PHOSPHORUS have?
31
30
15
16
10
the only nonmetal with 1 valence electron
hydrogen
sodium
lithium
helium
11
the most stable and nonreactive element in period 6
iodine
radon
xenon
astatine
12
how many PROTONS does an isotope of Oxygen-15 have?
7
8
15
16
13
how many NEUTRONS does Carbon-14 have?
8
6
7
14
14
the element with 3 valence electrons and 2 electron shells
beryllium
aluminum
boron
magnesium
15
what is this?
Hydrogen-2
Helium-1
Helium-2
Hydrogen-1
16
an alkali metal with 3 electron shells
potassium
lithium
magnesium
sodium
17
an isotope with 9 protons and 9 neutrons
Fluorine-18
Fluorine-17
Fluorine-19
Fluorine
18
a metalloid with 3 valence electrons
boron
aluminum
silicon
tellurium
19
an element with 4 valence electrons and 3 shells
germanium
silicon
carbon
gallium
20
an element with 14 neutrons
aluminum
oxygen
silicon
nitrogen
