EVERYDAY SCIENCE

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PHYSICAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Calcium carbonate is a polyatomic compound
A
TRUE
B
FALSE
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Indeed, most ionic compounds contain polyatomic ions. Well-known examples are sodium hydroxide (NaOH) with OH-as the polyatomic anion, calcium carbonate (CaCO3), and ammonium nitrate (NH4NO3), which contains two polyatomic ions: NH+ and NO3-.

Detailed explanation-2: -Calcium carbonate is made up of polyatomic carbonate anions, CO32-and monatomic calcium cations, Ca2+.

Detailed explanation-3: -The calcium ion is monatomic and the sulfate ion is polyatomic. It is important to keep in mind that polyatomic ions are a group of atoms that stay together.

Detailed explanation-4: -Calcium carbonate (CaCO3) has ionic bonding between calcium ion Ca2+ and a polyatomic ion, CO2−3, but within the carbonate ion (CO32-), the carbon and oxygen atoms are connected by covalent bonds (shown above).

Detailed explanation-5: -Calcium carbonate is an inorganic chemical compound with the chemical formula CaCO3.

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