Atom model Nuclear AtomIc Model and Isotopes Periodic Table Covalent Bonds Ionic Bonds
100
What is valence?
________ shell is the last shell of the atom.
100
What is 28?
24
Cr
52
The number of neutrons in chromium is _____.
100
What is period?
____________ number indicates the number of shells in an element.
100
What are non-metals?
A bond between _________ are called covalent bonds
100
What is metal and non-metal?
The bond between a ________ and a __________ is called ionic bonds.
200
What is s, p,d, and f?
The subshells of an atom are _, _, _, and _.
200
What is 30?
30
Zn
65
The number of protons and electrons in zinc is _____.
200
What is VIII?
Halogens can be found in group _____
200
What are valence electrons?
In the bond, ___________ ___________ are being shared.
200
What is cation?
The metal donates the electron(s) which then becomes a _______.
300
What is orbital?
Each __________ can contain less than or equal to 2 electrons.
300
What is stable?
If boron had an isotope, what type of isotope would it be?
300
What are alkaline earth metals?
_________ are in group II.
300
What is carbon tetrabromide?
____________ is the molecular name of CBr4
300
What is anion?
The non-metal accepts the electron(s) which then becomes an _______.
400
What is 3?
Silicon contains ___ shells
400
What is a radioactive isotope?
Platinum-200 is _________
400
What are semi-metals (metalloid)?
Silicon and Boron are examples of __________.
400
What is Si2Cl6?
_________ is the molecular formula of Disilicon hexachloride
400
What is Lead (II) nitride?
the molecular name of Pb3N2 is ___________.
500
What is 2.5?
Nitrogen has 7 electrons. The electron configuration is ______.
500
What is 94?
Barium-150 is an isotope. It has 56 protons and electrons. It has ____ neutrons.
500
What are noble gases?
Radon and Argon are examples of ___________.
500
What is 2 and 8?
The non-metals are trying to obtain a stable arrangement of ____ or _____ electrons.
500
What is lithium oxide?
The molecular formula of Li2O






Chemistry

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