Chemistry, asked by shersingh7519, 5 months ago

the atomic number of two elements A and B are 19 and 13 respectively
1. identify the group number of A and B
2. identify the period of A and B
3. write the formula of their oxide​

Answers

Answered by Anonymous
1

Answer:

1-

A- Group 1

B- Group 13

2- A- Period 4

B- period -3

3- formula of oxide of A - A2O

formula of oxide of B- B2O3

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