ecarter8
ecarter8 ecarter8
  • 01-11-2018
  • Chemistry
contestada

Which elements have only one electron orbit or shell? A. hydrogen (H) and helium (He) B. helium (He) and lithium (Li) C. krypton (Kr) and iron (Fe) D. hydrogen (H) and calcium (Ca)

Respuesta :

ChristianAlexander
ChristianAlexander ChristianAlexander
  • 01-11-2018

2.1 Electrons, Protons, Neutrons, and Atoms

Hydrogen H 1

Helium He 2

Lithium Li 3

Beryllium Be 4

Answer Link

Otras preguntas

Which of these is considered a native element A) pyrite B) galena C) platinum D) cinnabar
Help Please! What is 7 + (2 + 6)² ÷ 4 ⋅ ½⁴
¿(1) (querer) cenar conmigo esta noche? marina no, gracias, esta noche (2) (salir) con una amiga. juan ¿adónde (3) (ir) a ir ustedes?
A subject with at least two parts joined by and, or, or nor is __________.
Which of the following best describes the US government? A. Executive rule B. Dictatorship C. Representative democracy D. Direct democracy
If f(x) = x2 – 1 and g(x) = 2x – 3, what is the domain
For home economics class, Sandra has 5 cups of flour. Write and solve and expression to find the amount of flour Sandra has left after making the 3 batches of c
how can elements be distinguished from molecules and compounds?
how do I solve this? 32^3/5
Determine the x- and y-intercepts of the graph of y=−1/3x+3 .