I believe it’s the third option
Chemically combined to make a new pure substance
Answer:
1)non.metals gain electron but metals lose electron.
2)metals are good conductor of heat and electricity but non.meatals are bad conductor of heat and electricity.
3)most of metals are shiny but non .metals are not.
Answer:
I think it's answer is P4O6
I hope it's helpful for you...
Answer:
a) the ability to extend the theory to make predictions
b) it is explanatory
Explanation:
Could be a Hallmark of a Scientific Theory: a & b
-Quizlet