7. Which of the following describes an element?
A The simple substances.
B. It can be broken down into other types of substances.
C. It can be separated through chemical process.
D. It is composed of two or more types of atoms.
8. Which of the following is not an example of element?
A. Helium gas
B. Hydrogen
C.lce
D. Iron
9. Which of the following statement is true about element and compound
A. Homogeneous in nature
B. Simplest form of matter
C. Commonly and naturally occurring materials
D. Can be broken down into simpler substance
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Explanation: