If the electron affinity for an element is a negative number,does it mean that the anion of the element is more stablethan the neutral atom? Explain.

Q: The electron affinity of phosphorous is equal to the ionization energy of P O the ionization energy…

A: The atomic number of phosphorus is 15 .  The electronic configuration of phosphorus is  Until

Q: Using condensed electron configurations, write equations representing the formation of the ion(s) of…

A: The equations representing the formation of ions for the given elements has to be given using…

Q: (1) What is the valence electron configuration for the krypton atom? (2) What is the valence…

A:

Q: Which of these elements is expected to have the greatest difference in its first and second…

A: Ans  Boron

Q: atom of which of the following elements has the largest ionization energy? Sb As Ві P N

A: Ionization enthalpy of 15th group elements. Nitrogen has high ionization enthalpy. N = 1402 ,P=…

Q: Selenium and iodine are two essential trace elements that form anions. Write the electron…

A: Selenium electronic configuration is Iodine electronic configuration is

Q: When an alkali metal forms an ion, what is the charge of the ion? What is the charge of an alkaline…

A: Alkali metals are those metals which are present in the first group of the periodic table. The…

Q: Which of the following statements is INCORRECT regarding ionization energy? a. Removal of electron…

A: Ionization energy can be defined as energy that is required to remove electron from an atom.

Q: If the electron affinity for an element is a negative number does it mean that the anion of the…

A:

Q: Explain the relationship between the properties of an elementand the number of valence electrons…

A: Valence electrons are the total number of electrons present in the outermost orbital of an atom.…

Q: What are the categories in the periodictable? (Metals, non-metals, noble gasses)

A: Categories in the periodic table are : 1). Metal :  Metal are lustrous materials which are good…

Q: most negative electron affinity?

A:

Q: 7.100 Why do noble gases have negative electron affinity values?

A: To find:  Why do noble gases have negative electron affinity values

Q: As you go from left to right across the periodic table what is the general trend that is observed…

A: Ionization energy is the amount of energy required to remove an electron from the outer most shell…

Q: The anion exerts a smaller influence on the radius of the cation. Explain.

A: The positively charged ions are called cations which have fewer electrons than protons. On the other…

Q: For the following ions, write the electron configuration and the neutral element it is isoelectronic…

A: The electronic configuration for a given atom can be defined as the representation of the…

Q: Why are anions generally larger than cations with similar numbers of electrons?

A: The reason why anions generally larger than cations with similar numbers of electrons has to be…

Q: most positive electron affinity to most negative electron affinity.

A:

Q: which one of the following ions is isoelectronic with krypton? (a) Ca^2+  (b) K^+   (c) I^-…

A: Number of electrons in the given ions is determined as follows, In a neutral atom, number of…

Q: Write the electron configuration for an aluminum cation with a charge of +2.

A:

Q: Which of the following isoelectronic species would lose an electron most easily? Explain. a. O^-2 b.…

A: The tendency to lose electron depend upon the effective nuclear charge of the atom. More is the…

Q: How is the electron configuration of an anion different from that of the corresponding neutral atom?…

A: SOLUTION: Step 1: An anion is formed by the gain of an electron by a neutral atom. The electronic…

Q: Which among the element will have the lowest electron affinity? * O N

A: Since you are posted with multiple questions. As per the rule, I am answering the first question…

Q: Which is NOT a property of Fluorine? a) pale-yellow gas b) strong nonmetallic c) has 7 valence…

A: Fluorine is a halogen that belongs to 17th group of periodic table. Furthermore, it is present in…

Q: Which of these statements is false? Second ionization energies are smaller than first ionization…

A: Ionization energy is the energy that is vital to take off an electron from an atom. Atomic radius…

Q: Classify the following statements as true or false: • The electron affinity corresponds to the…

A: Welcome to bartleby ! As per company norms we cannot answer more than three subparts per question .

Q: Periodicity of Halogens PRELAH 1. Which of the halogens has the highest ionization energy? 2. Which…

A: Halogens  Halogens are 17th group elements in the periodic table.(F,Cl,Br and I). Ionisation energy…

Q: Describe the relationship between:a. the radius of a cation and the radius of the atom from which it…

A: a) When the electrons are lost from an atom, it leads to the formation of a cation. This results in…

Q: Which element has the smallest electron affinity Rb, Tc , Sb

A: The external electron introduction in neutral atoms of elements either requires energy or emits…

Q: Of the following, which element has the highest first ionization energy?   I Rb Sb In

A: Ionisation energy is define as the energy required to remove an electron from gaseous atom or an…

Q: How is the electron configuration of an anion different from that of the corresponding neutral atom?

A: Anion is formed when an electron is gained by neutral atom  for example of Fluorine  F + e-  ===>…

Q: What is the valence electron configuration for the helium atom? (2) What is the valence electron…

A: Hello. Since the question contains multiple sub-parts, the first three sub-parts shall only be…

Q: Write the electron configuration for a phosphorus anion with a charge of -3.

A: Write electronic configuration of phosphorus anion with -3 charge?

Q: isoelectronic with P3–.

A: Cl- is isoelectronic with P3- .is the correct option.

Q: The effective nuclear charge (Zeff) felt by the outermost electrons is the strongest for which of…

A: Effective nuclear charge is nothing but the actual amount of positive charge experienced by an…

Q: Which of the following pairs of elements would you expect to have the most similar atomic radii? O…

A: Atomic Radius - It is basically a measure of the size of an atom. It measures from the nucleus to…

Q: . Which alkali metal would be expected to have the lowest first ionization energy? A/ . Which…

A: In this question, we have to write the letter following te trend for the given questions.

Q: Consider the elements selenium (Se) and bromine (Br). Whichhas the higher first ionization energy?…

A: From the given two elements which has higher first ionization energy and higher electron affinity…

Q: Write the full electron configuration (no noble gas short cuts) for Cl

A: Electronic configuration: It is used to denote the distribution of electrons placed over orbitals…

Q: Which of the following species is not isoelectronic with the others? O a S Ob. Ar Oc. P3 Od. Ca

A: So now seeing the option we see

Q: Rank the following isoelectronic species in order of decreasing size: Argon atom (Ar), Calcium ion…

A: Anions are formed by the gain of electrons and cations are formed by the loss of electrons. The…

Q: Element X has electron configuration ns np In its valence shell. Element X is in Group 4. 6. O 10 O…

A: Correct answer is 16. Group 16 elements ( oxygen family ) have valence shell electronic…

Q: What is the electron affinity of an atom? Which groups on the periodic table have high electron…

A: To define : Electron affinity of an atom.

Q: hy fluorin has low electron affinity as compared to chlori

A: When an electron is gained by an atom some energy is released so this released energy is electron…

Q: Which of the following statements is incorrect for Gallium? A. It has 3 valence electrons.  B. The…

A:

Q: Which one of the following species has an ion form which is not isoelectronic with others ion forms?…

A: Sodium has atomic number = 11  It means it has 11 protons and 11 electron. Sodium form Na+ ion .…

Q: Which element is most likely to form a covalent bond with chlorine? Hydrogen, magnesium, sodium, or…

A: Covalent compounds are formed by the sharing of e- and ionic compounds are formed by the transfer of…

Q: Write “True” or “False” next to the following statements regarding periodic properties of elements.…

A: Ionization energy is defined as the minimum amount of energy required to remove an electron from an…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.