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Which of the following substance is an element?
A. Air
B. Iron
C. Salt
D. Sugar​

User Anup
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2 Answers

4 votes

Answer:

Iron is an element because it is a pure substance, air is a mixture, salt and sugar are compounds.

User Wicket
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3 votes

Answer:

B. Iron

Step-by-step explanation:

It is element number 26 on the periodic table.

User Jan Zegan
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