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WorksheetsElements, Compounds, Diatomics & Counting Atoms Quizizz
Total questions: 36
Worksheet time: 40mins
How many H atoms in: Ca(OH)2?
how many H atoms in: H2O
How many TOTAL atoms in: 3 H2O
How many N atoms in: Al(NO3)3
How many TOTAL atoms in: 5 NaCl
How many F atoms in: 2 MgF2
How many H atoms in: HC2H3O2
How many O atoms in: H2SO4
How many TOTAL atoms in: CH3OH
How many TOTAL atoms in: NaH2PO4
How many Cl atoms in: NH4Cl
How many H atoms in: 2 Al(OH)3
How many TOTAL atoms in: Fe2(SO4)3
How many TOTAL atoms in: Al2(SO4)3
How many TOTAL atoms in: 5 ZnSO4
An ELEMENT is made up of
One kind of atom
Two or more kinds of atoms
One type of compound
A COMPOUND is made up of
One kind of atom
Two or more DIFFERENT kinds of atoms
Two of the SAME type of atom
Which of the following statements is TRUE?
An element CANNOT be broken down into simpler parts, but a compound CAN
An element CAN be broken down into simpler parts, but a compound CANNOT
Neither an element nor a compound can be broken down into simpler parts
Both an element and a compound can be broken down into simpler parts
Which of the following is a COMPOUND?
NaCl
N
Na
N2
Which of the following is TRUE about COMPOUNDS?
They can only be separated CHEMICALLY
They can only be separated PHYSICALLY
They cannot be separated
A diatomic molecule is best defined as:
Two of the SAME TYPE of atom bonded together
Three DIFFERENT atoms that are bonded together
Two DIFFERENT atoms that are bonded together
Which of the following atoms does NOT form a diatomic molecule?
Hydrogen
Sulfur
Oxygen
Nitrogen
Which of the following atoms does NOT form a diatomic molecule?
Hydrogen
Helium
Fluorine
Chlorine
The element symbol for cobalt would be correctly written as:
Co
CO
C
What is the symbol for helium?
Hy
H
He
HE
What is the symbol for sodium?
S
NA
N
Na
What is the symbol for magnesium?
Mg
MG
M
Mn
What is the symbol for potassium ?
P
K
Po
PO
Atomic number tells us the number of
protons
neutrons
protons & neutrons
Mass number tells us the number of
protons
neutrons
protons & neutrons
On a Bohr model of an atom, the first ring can hold ___ electrons and any ring past that can hold ___ electrons
2,4
2,2
2,8
8,2
Which has a positive charge?
Proton
Neutron
Electron
Which has a negative charge?
Protons
Neutrons
Electrons
Which has a neutral charge?
Protons
Neutrons
Electrons
The number of neutrons is equal to
mass number
atomic number
mass number + atomic number
mass number - atomic number
as long as it is an atom, the number of electrons
equals # of neutrons
equals the mass number
equals # of protons
