Question

Answer this question with explanation​

Answer 1

Answer:

an element with atomic number 7 is nitrogen

an element with atomic number 3 is lithium

an element with atomic number 12 magnesium

an element with atomic number 19 is Potassium

Explanation:

mark the brainlist and follow for great answer

Answer 2

Answer:

An element with atomic no 7 is the correct answer.

bcoz only non metals can form acidic oxide.

I hope it helps you aloveen or Blaise!!