Arrange in order of increasing atomic size (a) the Period 2 Elements C, Ne, and Be(b) the Group 4A elements Si, Pb, and Ge

Q: What is the charge of an oxide ion?

A: An oxide ion is the anion of oxygen. Oxygen when reacts with metal form metal oxides.

Q: 5. a) Explain the term periodic trend when applied b) Explain why atomic radius decreases across…

A: On moving from lithium to fluorine, atomic redius decreases. This can be explained by considering…

Q: What are the four blocks of the periodic table?

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: Which period represents the smallest atomic radius? Which group represents the most metallic…

A:

Q: Draw the energy-level diagram for the atom of each of the following elements: (a) boron (b)…

A: The energy-level diagram for the atom of each of the following elements has to be drawn.

Q: 9. Draw the energy-level diagram for the atom of each of the following elements: a (a) boron (b)…

A:

Q: Write the symbol for element and classify it as a metal, nonmetal, or metalloid. gold

A:

Q: Which of the following elements is an halogen?

A: The elements which belong to the 17th group of the modern periodic table are called halogens. The…

Q: 7.36 Which is the largest atom in the third period of the periodic table?

A: In periodic table, there are total 7 periods (along horizontally), 18 groups (along vertically), and…

Q: Classify each of the following elements as a main-group or transition element. Also,specify whether…

A: Given elements: Na, Re, S, I, Kr, Mg, U, Si, B, Al, As, H.

Q: Explain why the ionization energy for hydrogen is much higher than that of other Group IA/1…

A: Ionization energy is the extent of energy which is essential to move the loosely bound electron…

Q: Rank the following in increasing order of atomic size (atomic radius) by numbering them in order…

A: Electronic configuration of Be: [He] 2s2 Electronic configuration of Mg: [Ne] 3s2 Electronic…

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. Ba

A:

Q: Write the symbol for element and classify it as a metal, nonmetal, or metalloid.tin

A: The elements which lie on the left side or middle of the periodic table are classified as metals.…

Q: (a) Are the elements calcium, barium, and radium in the same group or same period in the periodic…

A: A horizontal row in the periodic table is known as periods and a vertical column in the periodic…

Q: 7.7 Draw a rough sketch of a periodic table (no details are required). Indicate regions where…

A: In the periodic table, the metals lie on the left side, non-metals lie extremely on the right side,…

Q: The element (X) is located in the third period and the group (5A) and the element (Y) is located in…

A: The atomic number of the element located between them is 33 & the name of the element is…

Q: Arrange in order of increasing nonmetallic character. (a) the period 4 elements Ga, Ge, Ti (b) the…

A: Non metallic character is tendency to gain electron. Non-metals gains the electron in chemical…

Q: Explain the organization of an atom of carbon.

A: The protons, neutrons, and electrons are the salient features of an atom. The protons present in the…

Q: Are nonmetals to the left or right of the metalloids?

A: The metals are left to the line (except of Hydrogen which is a non metal),non metal is right to the…

Q: Identify each of the following elements as a metal, nonmetal, or metalloid: (a) phosphorus, (b)…

A: In the periodic table, all s-block elements are metals which are known as alkali and alkaline earth…

Q: Which atom has the highest first ionization energy?

A: From the given electronic configuration the highest first ionization energy can be shown below

Q: Based on their positions in the periodic table, predict which has the largest first ionization…

A: Ionization energy Ionization energy represents the amount of energy that will be required to remove…

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. O

A:

Q: Little is known about the properties of astatine, At, becauseof its rarity and high radioactivity.…

A: Due to Astatine high radioactivity, very less information we are having:     a)  Astatine is solid…

Q: 3. Write down the equation of the highest ionization energy of Sulfur (S) and explain why it is the…

A: Ne3S23P4→Ne+6e-

Q: In the Periodic Table as you go towards the top right corner the O First ionization energy increases…

A: From periodic table we can guess the periodic property of the atoma and how they are changing .

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: Why does the fourth period in the periodic table contain 18 elements?

A: The periodic table is the tabular arrangement of elements which are arranged in the increasing order…

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. I

A: Metals are opaque, lustrous elements that are good conductors of heat and electricity. Most metals…

Q: what group in the periodic table would an element with atomic number 112 belong?

A: • We need to determine the group in the periodic table would an element with atomic number 112…

Q: Write the symbol for element and classify it as a metal, nonmetal, or metalloid. fluorine

A: Periodic table represents the systematic arrangement of elements in which the properties of these…

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. K

A: Given elemental symbol is K. Is it a metal or nonmetal or metalloid?

Q: Rank the following elements by increasing first ionization energy: sulfur, oxygen, neon, aluminum Al

A: Ionization energy refers to the energy required to remove one mole of the most loosely held…

Q: Which atom as the largest atomic radius? O a. Cs O b. Li О с. F O d. Zn О е. Mg

A: Atomic radius is the distance in an atom from nucleus to its outermost orbital. We have to find out…

Q: Write the name of element and classify it as a metal, nonmetal, or metalloid. Sb

A: Metal: these are lie on the left side and middle of the periodic table. Metals are good conductors…

Q: Do nonmetals tend to gain or lose electrons? Do theybecome cations or anions?

A: Is nonmetals tend to gain or lose electrons has to be given,

Q: Suppose that the atomic radius of hydrogen is defined as the radius of the sphere within which there…

A: Atomic radius is the distance between the central of nucleus of an atom and the outermost electron…

Q: what is the formula for calculating atomic radius ?

A: The atomic radius is the distance between nucleus and the outermost shell of an atom. The atomic…

Q: Calculate the radius of the copper atom, given that copper has an fcc crystalstructure, a density of…

A: Given data Atomic mass  = 63.55 g/mole density = 8.89 g/cm3  Copper has FCC Unit cell  Standard…

Q: xplain the characteristics of Group X elements

A: This question is related to alkali metals.

Q: What is the metalloid in Period 3 on the periodic table?

A: Metalloids :-  Elements whose properties are intermediate between those of metals and non metals are…

Q: 1 '11Na, 12Mg, 13A1 Which of the two elements has the higher ionization energy?

A: Answer 1)  In Which of the following elements ( 11Na, 12Mg & 13Al ), the two which  has highest…

Q: (c) Explain why the d block elements zinc and scandium are not transition elements. (

A: Sc and Zn both are d-block elements .

Q: Which of the elements listed below has the highest first ionization energy?

A: Ionization energy is defined as the minimum amount of energy needed to remove the most loosely bound…

Q: Which groups in the periodic table contain metals, nonmetals, and metalloids?

A: There are 18 groups in a periodic table. On going from left to right, the metallic character…

Q: name of the element with the largest atomic radius in Period 6

A:

Q: List the characteristic properties of noble gases, alkali metals, halogens, and alkaline earth…

A: The characteristic properties of noble gases, alkali metals, halogens, and alkaline earth metals…