Why elements of group 18 are known as noble gases

Asked by admin @ 04/08/2021 in Chemistry viewed by 317 People

Why are the element of group 18 known as noble gas

Answered by admin @ 04/08/2021

HEYA!!
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↪The Elements of Group 18 are Called " Noble Gases " as these elements have a completely filled Octet . That is they posses 8 electrons in their outermost shell and hence they do not react at all with other elements.

↪Examples are Neon , Argon , Krypton, Radon.

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Noble gases are group of elements which exhibit very

Asked by admin @ 11/08/2021 in Chemistry viewed by 262 persons

11. Noble gases are group of elements which exhibit very * (a) High chemical activity(b) Much paramagnetic properties(c) Minimum electronegativity(d) High ionization enthalpiesQ 12. The ionic …

Why are noble gases placed in a separate group

Asked by admin @ 11/08/2021 in Chemistry viewed by 257 persons

Why do you think the noble gases are placed in a separate group.

Why noble gases are placed in a separate group

Asked by admin @ 11/08/2021 in Chemistry viewed by 263 persons

Why do you think the noble gases are placed in a separate group.

Noble gases do not react with other elements because

Asked by admin @ 10/08/2021 in Chemistry viewed by 287 persons

Noble gases do not react with other elements because (a) they are mono atomic (b) they are found in abundance (c) the size of their atoms is very small (d) …

The elements in group 7a are known by what name

Asked by admin @ 02/08/2021 in Chemistry viewed by 298 persons

The elements in Group 7A are known by what name?

Which statement explains why neon is a group 18 element

Asked by maham237 @ 24/05/2021 in Chemistry viewed by 373 persons

(1) Neon is a gas at STP.(2) Neon has a low melting point. (3) Neon atoms have a stable valence electron configuration. (4) Neon atoms have two electrons in the …

Name an element of group 18 which can form compounds

Asked by admin @ 05/08/2021 in Chemistry viewed by 331 persons

Name a element of group 18 which can form compounds

8) rubidium [kr]5s has an atomic radius of 248pm. tin, another period 5 element, has an atomic radius of 140pm. what would the correct atomic radius for xenon be? xenon is also in period 5 and a noble gas. 1

Asked by maham237 @ 10/01/2021 in Chemistry viewed by 353 persons

What do elements in the same group have in common

Asked by admin @ 30/11/2021 in Chemistry viewed by 291 persons

What do elements in a group on the periodic table have in common?

Where are the noble gases found on the periodic table

Asked by admin @ 23/11/2021 in Chemistry viewed by 285 persons

Where are the noble gases located on the periodic table? A.in Group 8A (far right-hand side) B. in Group 1A (far left-hand side) C. below the main body of the …

What are the physical and chemical properties of noble gases

Asked by admin @ 28/10/2021 in Chemistry viewed by 268 persons

How do the physical and chemical properties the halogens compare with those of the noble gases?

Atoms of elements in the same group have the same

Asked by admin @ 09/10/2021 in Physics viewed by 369 persons

Atoms of elements in the same group have the same number of [Blank] This is why they have similar chemical properties. A.Protons B.neutrons C.Valence electrons

Elements in the same group have the same number of

Asked by admin @ 02/10/2021 in Physics viewed by 320 persons

Atoms of elements in the same group have the same number of [Blank] This is why they have similar chemical properties. A.Protons B.neutrons C.Valence electrons