oscraftoc
oscraftoc oscraftoc
  • 22-01-2021
  • Chemistry
contestada

an atom has atomic number 20, in which group and in what period is this atom located?

Relax

Respuesta :

mynameisjeff27362
mynameisjeff27362 mynameisjeff27362
  • 22-01-2021

Element: Calcium

Group: 2A/IIA(alkaline earth metals)

Period: 4

Ver imagen mynameisjeff27362
Answer Link

Otras preguntas

in a recent season NASCAR driver Jimmie Johnson won 6 of the 36 total races held to the nearest thousand ,find the part of races he won
816mm=_____ cm Convert 816mm=______ cm
LEAST COMMON MULTIPLE OF 27 , 48, 66
What is 498 divided by 12?
Re-write the set W by listing its elements. Use the appropriate set notation. W= { x / x is an integer and x > 3}
how do you say hello and bye in French
simplify the expression:5(4x-13)
What does x < 3 mean and what is the answer to it?
who helped found the committees of correspondence to share ideas and information about challenging the british laws
Who was the sender and receiver in the Martin Luther King Jr. Speech ?