nessa142 nessa142

05-01-2017
Biology

contestada

what element has 2 energy levels and 1 valance electrons

Respuesta :

Apocrophon Apocrophon

05-01-2017

Lithium is the third element, has 1 valence electron, and the valence electron is in the 2nd energy level.

Answer Link

Otras preguntas

Why were Archaea and Bacteria grouped together by biologists until recently? A. They look similar. B. They have very similar DNA. C. They are both very anci

Help! need these answers filled in for school asap

find the sum of 7/13 and 11/26.

What is 3.69 divided by 3

Vicki has 210 baseball cards and buys an additional 15 cards every week. Jeb has 275 baseball cards and buys an additional 10 cards every week. After how many w

Write the equation of a line that is perpendicular to the given line and that passes through the given point. Y-2=-1/4(x+3); (-3,5) A. Y= -3x - 5 B. Y=1/4x-6 C.

simplify (7/9a+9/7b)^2-ab

The equation y=2x represents a set of data. Which sentence is not true A. The constant rate of proportionality is 2 B. The initial value is 2 C. The slope of th

WhAts the y intercept of 4x+24

which developement took place in germany italy and spain in the 1930s?