1s22s22p 3s23p64823d3
How many valence electrons does this atom have?
A.2
B.3
C.5
C.11

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 is the temperature of one mole of helium gas at stp?

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols