The formula of an ionic compound is X2Y3.Which pair of atoms is most likely to be X and Y?
A) Na and S
B) Al and O
C) Ca and P
D) Cr and Cl
Correct Answer:
Verified
Q74: Which compound's name ends in -ide?
A)KCl
B)KClO
C)KClO2
D)KClO3
Q75: Ca(ClO3)2 is
A)calcium hypochlorite.
B)calcium chlorite.
C)calcium chlorate.
D)calcium perchlorate.
Q76: All the following ions carry a minus
Q77: HNO2 is
A)nitric acid.
B)nitrous acid.
C)hydronitric acid.
D)hydronitrous acid.
Q78: H2SO3 is
A)sulfuric acid.
B)sulfurous acid.
C)hydrosulfuric acid.
D)hydrosulfurous acid.
Q80: Which of the following compounds is most
Q81: A compound has the formula Na2Y.Which of
Q82: A compound has the formula Sr3Y2.Which of
Q83: NO3 -1 is the nitrite ion.
Q84: The prefix "tetra" means four.
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