Which species does not have a noble gas electron configuration

Asked by maham237 @ 02/06/2021 in Chemistry viewed by 435 People

(1) Na+ (3) Ar
(2) Mg2+ (4) S

Answered by maham237 @ 02/06/2021

S, sulfur does not have a noble gas electron.

Which noble gas does not have 8 valence electrons

Asked by maham237 @ 09/01/2021 in Physics viewed by 273 persons

All of the noble gases, Group 18, have eight valence electrons in its outer shell (excluding helium which only has two). Which of these would represent the oxidation number of …

Noble gas configuration for magnesium

Asked by maham237 @ 08/01/2021 in Chemistry viewed by 286 persons

What is the correct noble gas configuration for magnesium? a) Ne [3s2 b) [Ar] 3s2 c) [Ne] 3s23p2 d) [He] 2s2

In an electron configuration what does a superscript stand for

Asked by admin @ 28/10/2021 in Chemistry viewed by 309 persons

What do the superscripts in an electron configuration represent?

Which electron configuration represents an atom in an excited state

Asked by admin @ 15/10/2021 in Chemistry viewed by 303 persons

Which electron configuration represents an atom of magnesium in an excited state? (1) 2–7–3 (3) 2–8–2 (2) 2–7–6 (4) 2–8–5

Sub shell electronic configuration of first 30 elements

Asked by admin @ 31/08/2021 in Chemistry viewed by 334 persons

Write the subshell electronic configuration of 1st 30 elements

Write the electronic configuration of k and cl

Asked by admin @ 31/08/2021 in Chemistry viewed by 281 persons

Write down the electronic configuration of k+ and cl-

Which of the following is a noble gas

Asked by admin @ 31/08/2021 in Science viewed by 305 persons

Which of the following is noble gas

Which element has electronic configuration 2 8 2

Asked by admin @ 29/08/2021 in Physics viewed by 291 persons

An element has its electron configuration as 2,8,2.Now answer the following questions. a.What is the atomic number of this element? b.What is the group of this element? c.To which perioddoes …

The general electronic configuration of transition element is

Asked by admin @ 27/08/2021 in Chemistry viewed by 321 persons

The general electronic configuration of transition elements is a) (n-1) d¹⁻¹⁰ b) (n-1) d¹⁰ ns² c) (n-1) d¹⁻¹⁰ ns¹⁻² d) (n-1) d⁵ ns¹

The noble gas with the smallest atomic radius

Asked by admin @ 26/08/2021 in Science viewed by 297 persons

The noble gas with the smallest atomic radius, Write the name and symbol of the element from the description

An atom has electronic configuration 2 8 7

Asked by admin @ 26/08/2021 in Chemistry viewed by 370 persons

An atom has electronic configuration 2, 8, 7. (a) What is the atomic number of this element? (b) To which of the following elements would it be chemically similar? (Atomic …