Question

PLEASE HELP ME I BEG YOU I REALLY NEED HELP!!!!!!

i need to check my answers

and theres some questions that i need help on please

Answer 1

1. False I think
2. 4
3. True
4. False
5. The third option
6. Hydroxide (i think)
7. True
8. None of the above (i think)
9. True
10. Third option (i think)

Hopefully these are right.