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Questions and Answers
Which of the following best defines an element?
Which of the following best defines an element?
- A compound formed by the combination of two or more elements
- A substance that is formed by the bonding of atoms
- A substance that cannot be broken down into simpler substances by chemical means (correct)
- A mixture of various chemical substances
What is the primary characteristic of an element?
What is the primary characteristic of an element?
- It can be separated into simpler substances by physical means
- It is always in liquid state at room temperature
- It consists of a combination of different atoms
- It consists of only one type of atom (correct)
What happens when atoms of different elements combine chemically?
What happens when atoms of different elements combine chemically?
- They create a new element (correct)
- They form a mixture
- They lose their individual properties
- They remain unchanged
How do compounds differ from elements?
How do compounds differ from elements?
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