elizabeth40 elizabeth40
  • 20-04-2016
  • Physics
contestada

which two elements have electrons only in the first energy level

Respuesta :

Аноним Аноним
  • 20-04-2016
Hydrogen and Helium

Hope this helped c:
Answer Link

Otras preguntas

How does the male reproductive system work..?
what is the overal theme about the us gov. thats communicated by the documents??
the diameter of circle measure 18mm.what is the circumference of the circle?​
How did the 18th amendment change American lives in the early 1900?
The day after mitt romeny's failed bid to become president of the United States, this political slogan was born?
Saturn Systems, an electronic goods manufacturer, sells its LED bulbs to Shockwave Enterprise, which in turn sells those bulbs to final consumers. In this scena
Help please! Will give brainly!
Suppose that the lifetime of tv tubes are normally distributed with a standard deviation of 1.1 years. Suppose that exactly 20% of tubes die before four years.
In onions (Allium), cells of the sporophyte have 16 chromosomes within each nucleus. Match the number of chromosomes present in each of the following onion tiss
How did the women's suffrage movement impact the United States? Group of answer choices Government became more representative of the nation's population. States