Order the following five elements by size where 1 is the smallest size and 5 is the largest size. You may find a periodic table helpful. Ga, Si, Rb, Ar, Cs

Q: Which of the following lists contain an alkali metal, a halogen and a metalloid (semi-metal) in that…

A: In the periodic table, alkali metals are Group-1 elements.  Halogens are Group-17…

Q: Which of the following elements have the largest atomic radius? A) Ba B) Sr C) Rb D) Cs

A: in periodic table, as we go from across a period from left to right atomic radius decreses. as we go…

Q: What would be your reaction to a claim that a new element had been discovered, and it fit between…

A: Periodic table is a collection of chemical elements which are arranged by increasing atomic number.…

Q: Which element forms an acidic oxide? * A calcium B lithium O C magnesium O D sulfur

A: Answer- Sulfur element ( non- metal) forms Acidic oxide . Magnesium , calcium , lithium are metals…

Q: Give the symbol of the element that has the least metallic character in Group 8A (18). Give the…

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Q: Classify the following three elements as a metal, metalloid, or nonmetal: P, Si, Al.

A: Answer -  1. Al  - Metal   Explanation  - Aluminum (Al), also spelled aluminium, chemical element, a…

Q: Arrange elements in order of increasing metallic character: Te, Se, Sn, Cl

A: When two elements are joined in a chemical bond, the element that attracts the shared electrons more…

Q: Which of the following metals would be expected to have the smallest atomic radius? A) Cesium (Cs)…

A: In periodic table, on moving left-right the element's electronegativity as well as atomic number…

Q: Which of the following elements would you expect to have the highest ionization energy? Pb Ge Cs…

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Q: Arrange the following elements according to the increase in their ionization energies; (Ca, Mg, Be)…

A: Ionization energy can be defined as the amount of energy required for the removal of electron from…

Q: List the following atoms in order of increasing radius (lowest to highest): Li, Te, Br, Mg

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Q: The first four ionization energies of a certain element are as follows (in kJ/mol): 577, 1820, 2740,…

A: Ionization energy:  It is the energy required to remove an electron from an atom in gas phase.

Q: Classify each element in the fourth row of the periodic table as a metal, nonmetal, or metalloid.

A: An atom is composed of three main sub-atomic particles; electrons, neutrons, and protons. The atomic…

Q: Four main-group elements a, b, c and d are highlighted in the outline of the Periodic Table below:…

A: Ionization energy: The amount of energy required to remove an electron from an isolated atom is…

Q: Which of these isoelectronic ions, Ba2+, Cs*, or La3+, is (a) the largest? (b) the smallest? Explain…

A: The size of atoms or ions changes across the period and down the group. The size of isoelectronic…

Q: In the table below, I1 – I6 represent first 6 ionization energies of a certain element. All units…

A: The minimum amount of energy required to remove the loosely bound electron from an isolated gaseous…

Q: Based on their positions in the periodic table, predict which has the largest atomic radius: Mg,…

A: The symbols given in the question stands for: Mg (Magnesium),Sr (Strontium), Si (Silicon), Cl…

Q: Arrange the following in order of increasing ionization energy: P, Ca, Cs, Ge, O, Ba

A: Ionization energy: It defined as the minimum amount of energy required to remove the most loosely…

Q: Arrange strontium, cesium, iodine, and lead in order of increasing atomic size using general…

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Q: Which of the following groups of elements are not all metals? O AI, Zn, As Bi, W, Mo Ba, Sr, Pb Ag,…

A: an element is said to be a metal if it easily loses its valence electron in favorable condition.

Q: Using only a periodic table as a guide, arrange the following series of atoms in order of increasing…

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Q: Arrange these elements according to atomic radius. Largest to smallest. Be C Ne O N B F Li

A: Given elements: Be, C, Ne, O, N, B, F, Li. We have to arrange them according to the largest to…

Q: Classify each element as a metal, a semimetal, or a nonmetal.    Ga, Ge, Sc, S, Sb, Bi,Se

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Q: The first ionization energy of sodium is 496 kJ/mol. Use Coulomb’s law to estimate the average…

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Q: element X has an electron affinity of 295.3 kJ/mol and the following ionization energies (in…

A: From the given data, the ionization energy increases indicates the energy requires more to remove…

Q: Which element would have the greatest ionization energy?   S, Ge, Al, K, or Sr   Which equation…

A: Ionization energy is the amount of energy required to remove the loosely bounded electron from an…

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: Which one of the following elements has higher fourth ionization energy?   Sc (Z = 21) or Ti (Z =…

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Q: Which of the following elements would you expect to have the largest first ionization energy?…

A: Given elements: Be Li K Ca We have to find the element that has the largest first ionization energy.…

Q: Which of the following atoms has the largest radius? a) F b)Cl c)Li d) Na

A: Which of the following atoms has the largest radius?  a) F b)Cl  c)Li d) Na

Q: Place the following elements in order of increasing covalent radius (i.e., from smallest to…

A: The atomic radius decreases across the period, this is due to the nuclear attraction towards…