Charges of polyatomic ions Flashcards
(25 cards)
What is the charge of the sulfate ion (SO4)?
The charge of the sulfate ion (SO4) is -2.
True or False: The charge of the nitrate ion (NO3) is -1.
True.
What is the charge of the phosphate ion (PO4)?
The charge of the phosphate ion (PO4) is -3.
Fill in the blank: The charge of the carbonate ion (CO3) is ___.
-2.
What is the charge of the bicarbonate ion (HCO3)?
The charge of the bicarbonate ion (HCO3) is -1.
Which polyatomic ion has a charge of +1?
The ammonium ion (NH4) has a charge of +1.
True or False: The charge of the acetate ion (C2H3O2) is -1.
True.
What is the charge of the permanganate ion (MnO4)?
The charge of the permanganate ion (MnO4) is -1.
Fill in the blank: The charge of the chromate ion (CrO4) is ___.
-2.
What is the charge of the dichromate ion (Cr2O7)?
The charge of the dichromate ion (Cr2O7) is -2.
Which polyatomic ion has a charge of -3?
The phosphate ion (PO4) has a charge of -3.
True or False: The charge of the thiocyanate ion (SCN) is -1.
True.
What is the charge of the oxalate ion (C2O4)?
The charge of the oxalate ion (C2O4) is -2.
Fill in the blank: The charge of the nitrite ion (NO2) is ___.
-1.
What is the charge of the sulfite ion (SO3)?
The charge of the sulfite ion (SO3) is -2.
Which polyatomic ion has a charge of -1 and contains iodine?
The iodate ion (IO3) has a charge of -1.
True or False: The charge of the hydronium ion (H3O) is +1.
True.
What is the charge of the cyanide ion (CN)?
The charge of the cyanide ion (CN) is -1.
Fill in the blank: The charge of the arsenate ion (AsO4) is ___.
-3.
What is the charge of the hydrogen phosphate ion (HPO4)?
The charge of the hydrogen phosphate ion (HPO4) is -2.
Which polyatomic ion has a charge of +2?
The barium ion (Ba) has a charge of +2.
True or False: The charge of the hydroxide ion (OH) is -1.
True.
What is the charge of the silicate ion (SiO4)?
The charge of the silicate ion (SiO4) is -4.
Fill in the blank: The charge of the peroxide ion (O2) is ___.
-2.
