Question

B. Give reasons for the following statements.
1 An atom combines with other atoms or molecule
3. An ion is a charged particle.
4. A periodic table is based on the atomic number.
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Answer 1

Answer:

1) an atom combines with other molecules as to form different compounds

2) an ion is a charged particle as it is carrying a positive or a negative charge

3) the periodic table is based on the atomic number so as to give clear information on the different elements of the periodic table.