What ions are formed when sodium hydroxide dissolves in water?
A) H+ and OH-
B) Na+ and OH-
C) H+ and Na+
D) Only Na+
E) Only OH-
Correct Answer:
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Q64: Iron pyrite (fool's gold)is iron(II)sulfide.What is its
Q65: Match the following. Q66: What is the formula for calcium phosphate? Q67: The formula for potassium dichromate is Q68: The formula for the compound chromium(II)nitrate is Q70: Which of the following compounds would have Q71: One definition of an acid is a Q72: Match the following. Q73: What is the name of AlCl3? Q74: What is the name of K2S?
-iron(II)hydroxide
A)
A)Ca3(PO4)2
B)Ca2PO4
C)Ca3PO4
D)Ca2(PO3)3
E)Ca4(PO3)3
A)KCr2O7.
B)K2Cr2O7.
C)K2CrO4.
D)PCr2O7.
E)PCrO4.
A)C2NO3.
B)Cr2NO3.
C)CrNO3.
D)Cr(NO3)2.
E)CrNO2.
-potassium sulfite
A)
A)aluminum chloride
B)aluminum(III)chloride
C)aluminum
A)dipotassium sulfide
B)potassium
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