Question

please answer the question please make it fast ..I will mark you as brainliest​

Answer 1

Answer:

1st. Ferrum

2. I don't know.

3.Na2So4

4. I don't know

5. I don't know

6. I don't know

Answer 2

1. c

2.e

3.d

thank you

4.b

5.a

6.f