Marie1969
Marie1969
29-09-2017
Chemistry
contestada
3. What does Letter X and Y represent?
Respuesta :
Hady2000
Hady2000
29-09-2017
y means families and are vertical (alkaline, alkaline earthmetals, halogens, transition metals, noble gases, etc)
x means periods andare horizontal (1,2,3,4,5)
Answer Link
VER TODAS LAS RESPUESTAS ( 16+ )
Otras preguntas
three times the difference between eighteen and thirteen
2y+9=y-3 how do u do this problem
How many Protons/electrons/neutrons does lithium have?
where would the comma go in the sentence world war 2 would become a treacherous bloody battle
what molecules combine to form polysaccharides?
What is the value of 5 in 756? Write and draw to explain how you know.
If my answer is 3 what number card Am I thinking of if you add 8 to the number then subtract 7
How does a solid differ from a liquid? How does a solid differ from a liquid? Follow 3 answers 3 Report Abuse Are you sure you want to delete this answer? Yes N
Russia turned to which type of economic system in the 1990s
What phase of the cell cycle are chromosomes being replicated?
