321.
Calcium forms an ion with a charge of
A
-2
B
1+
C
2+
D
-1
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Calcium forms an ion with a charge of
-2
1+
2+
-1
Bromine forms an ion with a charge of
2+
-3
1+
-1
Barium reacts with a polyatomic ion to form a compound with the general formula Ba3(X)2. What would be the most likely formula for the compound formed between sodium and the polyatomic ion X?
NaX
Na2X
Na2X2
Na3X
Barium forms an ion with a charge of
1+
-2
3+
2+
Anions tend to have a......................charge and cations tend to have a......................charge.
positive, positive
negative, negative
positive, negative
negative, positive
Anions tend to be......................and cations tend to be......................
metals, metals
nonmetals, nonmetals
metals, nonmetals
nonmetals, metals
Aluminum reacts with a certain nonmetallic element to form a compound with the general formula AlX. Element X is a diatomic gas at room temperature. Element X must be
sulfur
fluorine
Bromine
nitrogen
Aluminum reacts with a certain nonmetallic element to form a compound with the general formula Al2X3. Element X must be from Group......................of the Periodic Table of Elements.
3A (13)
4A (14)
5A (15)
6A (16)
Aluminum forms an ion with a charge of
2+
-1
3+
-2
......................typically form ions with a 2+ charge.
Alkaline earth metals
Halogens
Chalcogens
Alkali metals
Of the following metal ions, which would be MOST likely to have a +4 charge?
Cu
Pb
Li
Zn
Which species below is the nitride ion?
Na+
-
-
Which pair of elements is most likely to form an ionic compound with each other?
barium, Chlorine
calcium, sodium
oxygen, fluorine
sulfur, carbon
Which one of the following compounds is copper(I) chloride?
CuCl
Which one of the following compounds is chromium(III) oxide?
Which of the following compounds would you expect to be ionic?
Which of the following compounds would you expect to be ionic?
CaO
Which of the following compounds would be MOST ionic?
BeS
CsF
Which metal is not required to have its charge specified in the names of ionic compounds it forms?
Mn
Fe
Cu
Ca
Which metal is capable of forming more than one cation?
Li
Ba
Sr
Sn