Which are true:
1) Two negative charges repel each other.
2) A neutral object contains no charge carriers.
3) Electric charge is quantized.
4) Electric charge is conserved.
5) Two positive charges attract each other.
6) A positive charge and a negative charge attract each other.

Explanation:

1) is true since two like charges repel and two unlike charges attract each other.

2) is true since the neutral word itself means number of positive charge is equal to number of negative charge.

3) is true

4) yes electric charge is conserved.

5) false since two like charges repels each other.

5) True  since two unlike charges attract each other.

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