Multiple Choice
As of 2024, how many elements are officially recognized on the periodic table?
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2. Atoms & Elements
Periodic Table: Element Symbols
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Which element is found in both potassium chlorate (KClO_3) and zinc nitrate (Zn(NO_3)_2)?
A
Oxygen
B
Zinc
C
Potassium
D
Chlorine
Verified step by step guidance1
Identify the chemical formulas given: potassium chlorate is \(KClO_3\) and zinc nitrate is \(Zn(NO_3)_2\).
List the elements present in potassium chlorate (\(KClO_3\)): potassium (K), chlorine (Cl), and oxygen (O).
List the elements present in zinc nitrate (\(Zn(NO_3)_2\)): zinc (Zn), nitrogen (N), and oxygen (O).
Compare the elements from both compounds to find which element appears in both lists.
Conclude that oxygen (O) is the element found in both potassium chlorate and zinc nitrate.
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