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Yes. Mg2+ is a monatomic ion, but SO42- is a polyatomic ion composed of two elements, sulfur and oxygen.

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What substances do not contain a polyatomic ion?

Elements do not contain polyatomic ions. Examples of substances that do not contain polyatomic ions include water (H2O), sodium chloride (NaCl), and oxygen gas (O2).


Do Polyatomic ions always contain oxygen?

In most of the cases it is true but SCN- , Transition metals complex ions and some organic poly atomic ions do not contain oxygen.


What element do most polyatomic ions contain?

Oxygen


Locate the polyatomic ion in the compound MgSO4.?

SO4


What are 2 polyatomic ions that contain nitrogen?

The ammonium ion, NH4+, and the nitrate ion, NO3-.


Locate the polyatomic ion in the compound MgSO4?

NO3 -


Which types of compounds contain polyatomic ions?

Compounds that contain polyatomic ions include salts such as sodium nitrate (NaNO3) and calcium carbonate (CaCO3), as well as acids like sulfuric acid (H2SO4) and phosphoric acid (H3PO4). These compounds are formed when polyatomic ions combine with other ions or atoms to create a stable compound.


What type of ions are chargers substance that contain more than one atom?

These are called polyatomic ions.


Which type of ions are charged substances that contain more than one?

polyatomic


What do all of the polyatomic ions with the suffix -ate have in common?

Polyatomic ions with the suffix -ate typically contain one or more oxygen atoms. These ions often form from the combination of a central atom with oxygen and other elements, creating a negatively charged ion with a specific overall charge.


Which compounds does not contain polyatomic ion?

Compounds like sodium chloride (NaCl), methane (CH4), and water (H2O) do not contain polyatomic ions. These compounds are formed from simple combinations of individual elements without the presence of complex ions.


Ions that are made of more than one atom are examples of what?

Ions made up of more than one atom are called polyatomic ions.