Covalent and Lewis
Which of these is a covalent bond?
Li-O
C-S
F-Mg
Br-Fe
C-S
How many electrons will sodium have as an ion?
10 (It loses one electron to form a cation)
Which of these would need a (I) roman numeral in its name?
FeN , FeF , FeO , FeS
FeF
An -ate or -ite at the end of a compound name usually indicates that the compound contains...
a polyatomic ion (back of periodic table)
Most atoms bond in order to have a total of ____ valence electrons.
8
What is the correct formula for decacarbon diphosphide
C10P2
What two kinds of elements make up an ionic compound?
Metal and Nonmetal
What's the difference between iron (I) and iron (II)?
charge is +1 and +2 respectively
Give the correct name for NH4OH
ammonium hydroxide
Which of these is an ionic bond?
Li-O
C-S
O-O
Fe-Fe
Li-O
The number of atoms in a compound’s formula is shown by the ___________
subscripts
What is the charge on an alkaline earth metal?
+2
Give the formula for cobalt (IV) bromide
CoBr4
Give the correct formula for gallium sulfate
Ga2(SO4)3
What type of bond forms when two atoms share electrons.
covalent
What is the correct name for N5S4
Pentanitrogen tetrasulfide
Write the formula for lithium sulfide
Li2S
Give the name for CrP
chromium (III) phosphide
What is the formula for lead (IV) chromate
Pb(CrO4)2
Two oppositely charged ions attracting form a(n) ______ bond.
ionic
Which of these would have a double bond?
O2 , N2 , Br2
O2
Write the correct name for CaCl2
calcium chloride
Write the name for AuO2
gold (IV) oxide
What is the name for FeNO2
iron (I) nitrite
__________ forms anions by __________ electrons
Nonmetals ; gaining