4 Which of the Following Elements Is Stable

Boron atomic number 5 B. Atoms of which of the following elements achieve greater chemical stability by having two half-full sublevels.

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Stable isotopes of the same element have different numbers of neutrons.

. A chromium b copper c zinc d yttrium. Neon atomic number 10 C. I 18Ar and 2He Noble gases are very stable because of completely filled shells.

Click any element below to see all the samples of that element. Neon atomic number 10 C. Stable isotopes of the same element have the same number of protons.

Northrups Chem 111 Section TTU General Chemistry. Which of the following Lanthanides element do not show stable 4 oxidation state. Atoms Molecules and Ions Practice Quiz 2.

Which one of the following is not isoelectronic with the others. P The p-Block Elements XII Chemistry Practice questions MCQs Past Year Questions PYQs NCERT Questions Question Bank Class 11 and Class 12 Questions NCERT Exemplar Questions and PDF Questions with answers solutions explanations NCERT reference and difficulty level. Which one of the following elements forms a stable 2 cation.

The 83rd element bismuth was traditionally regarded as having the heaviest stable isotope bismuth-209 but in 2003 researchers in Orsay France measured the half-life of 209 Bi to be 191019 years. Kr BI Bå 4 15² 25² C. Fluorine atomic number 9.

From their electronic configuration it can be seen that Ce shows 4 oxidation state. Neon atomic number 10 is a stable element. Alkaline earth metals D.

Carbon has electronic configuration 2. Correct options are A and C Lithium form oxide sodium forms peroxide whereas KRb and Cs form superoxide. Carbon atomic number 6.

Ii 20Ca and 4Be are the two elements that belong to group 2 of the periodic table. Boron has electronic configuration 2 3. Which of the following polyhalide ion is most stable 1Br3- 2I3- 3Cl3- 4F3- The p-Block Elements XII Chemistry Practice questions MCQs Past Year Questions PYQs NCERT Questions Question Bank Class 11 and Class 12 Questions NCERT Exemplar Questions and PDF Questions with answers solutions explanations NCERT reference and difficulty level.

Asked by Topperlearning User 27th May 2014 0944. Boron atomic number 5 Weegy. 12-03-2022 This browser does not support the video element.

Which of the following elements is stable. Iii Lanthanides are grouped together. Fluorine atomic number 9 D.

Iii 8O and 16S belong to group 16 since they both have 6 valence electrons in their outermost shell. 119 rows Periodic Table of Elements with Stable Isotopes Trends. Solve any question of Classification Of Elements And Periodicity In Properties with- Patterns of problems.

Fluorine has electronic configuration 2 7. These elements are entirely stable non-radioactive. Technetium and promethium and all the elements with an atomic number over 82 only have.

Chem 1110 - Chapter 2. Carbon atomic number 6 B. The word inert is the term that applies to neon as it has completely filled atomic orbitals and obeys the octet rule.

Ii A few 4f elements show 2 or 4 oxidation states in addition to the characteristic oxidation state of 3. Only Ce Z 58 shows stable 4 oxidation state. A A molecule is the smallest part of a compound that can have a stable independent existence.

Therefore electronic distribution of given elements will be as follows. Neon has electronic configuration 2 8. Which of the following groups of elements have stable configuration.

How many of the following elements show 2 as their most stable oxidation state. Which of the following does not form stable pentoxide 1. Question 4 1 point Which of the following statements about stable isotopes isare true.

A sulfur B oxygen C hydrogen D argon E phosphorus. Which of the following elements is found as a monatomic species in its most stable form. Ii 20Ca and 4Be belong to group 2 since they have two shells only.

This is because their valency is. Expert answeredScore 1emdjay23Points 155077. Which of the following elements is stable.

Which of the following statements is incorrect. Al outer most shell2elections E. Stable isotope analysis of blood samples has revealed details about the winter habitat of American redstart.

They belong to the group of inert or noble gases. Solve any question of The S-Block Elements with-. All of them are stable elements in at least one isotope.

Which of the following elements is stable. Chemistry questions and answers. I 3 oxidation state of lanthanides is the most stable.

I 18Ar and 2He are very stable elements as their valence shells are completely filled. The superoxide formed is stable due to the large size of KRb and Cs. Of the first 82 elements in the periodic table 80 have isotopes considered to be stable.

Account for the following. Sc Sn Zn Be Pb Co Ag Ti Fe Updated On. Click here to buy a book photographic periodic table poster card deck or 3D print based on the images you see here.

The 4 Elements By Xenonleaux On Deviantart 4 Element Element Fifth Element

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