hello 4 questions here i was to lazy to type them sooo here are the pictures um if you can't answer them all its cool well I would prefer if you could answer all of them but if you can only answer one its fine because well I can 4answer 0 so your already better than me um anyway thanks for the help

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

What happens to the atomic radius when an elctron is lost