Chemistry
Grade-9
Easy
Question
Elements combine to form __________.
- Compounds
- Atoms
- Positive ions
- Negative ions
Hint:
A combination of electrons forms a compound.
The correct answer is: Compounds
- Electrons combine to form a compound.
- An electron is a subatomic particle.
- When an atom loses an electron it becomes a positive ion.
- When an atom gains an electron it becomes a negative ion.
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