Answer the following. a) Element having noble gas notation, [Ne]3S' is b) Draw the electronic orbital diagram of an element which is in group 2 and period 3.. c) is a metalloid in group 13. d) Lithium is an element of block.

Q: List the number of elements in periods 3 and 4 of the periodic table. Why does each period have a…

A: The number of elements in periods 3 and 4 of the periodic table and the reason Why does each period…

Q: Complete the following by choosing the correct word. The atomic theory was given by + . 6C2 and 6c3…

A: John Dalton Neutrons Isotopes Electron

Q: What is the term for the series of elements that include Th–Lr?

A: The symbol Th is for the element Thorium The symbol Lr is for the element Lawrencium

Q: Explain Bohr’s planetary model of the atom.

A: Bohr’s model consists of a small nucleus (positively charged) surrounded by negative electrons…

Q: Determine the element of lowest atomic number that contains a complete d subshell in the ground…

A:

Q: The electron configuration using core notation for I-

A: Filling of electrons in orbitals in increasing order of energy obeys hund's and pauli's rule .

Q: Answer the following question regarding atoms of the following elements As, Br, Ca, Ga, K List…

A: Given Element = As ,Br ,Ca,  Ga, k  Metallic Character  Metallic character represent to loose a…

Q: Show the locations of (a) alkali metals, (b) alkalineearth metals, (c) the halogens, and (d) the…

A: Since you have posted questions with multiple subparts, we will solve the first three sub parts for…

Q: List the number of elements in periods 1 and 2 of the periodic table. Why does each period have a…

A: In the periodic table, there is a total of seven periods and eighteen groups. The horizontal rows…

Q: The electron configuration of an element is shown below. 1s22s22p63s1 Name the group this element…

A: There are 18 groups and 7 periods in the periodic table. Modern periodic table based on the atomic…

Q: How many valence electrons are in an atom of chlorine? Express your answer numerically. • View…

A: Valence electrons :- The number of electrons present in outermost shell ( valence shell ) of an atom…

Q: An electron represents a particle of light.

A: Electron is one type of particle. Light is another type of particle, called Photon. Both of them can…

Q: Explain why there is no such thing as a quarternary H atom also indicate using a sketch to aid your…

A: Because we know, carbon has valency of 4 it can only accommodate  any 4 entity. Now the carbon which…

Q: * on the representation of the periodic table below Draw 2 arrows (next to and below) to represent…

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: Place the following elements in order of decreasing atomic size: bismuth, bromine, neon, cesium,…

A: In periodic table, in a period , from left to right size of the atom decreases and in a group, from…

Q: 15. What are the properties of nonmetals? Where are nonmetals found on the periodic table?

A: Properties of Non-metals = Non-metals are the elements that gain electrons from the negatively…

Q: 16. Where on the periodic table are metalloids found?

A: The periodic table may be divided into s, p, d and f blocks based on the nature of the orbital in…

Q: Illustrate and describe the sequence in which ten electrons occupy the fiveorbitals related to an…

A: The sequence in which ten electrons occupy the five orbitals related to an atom’s d sublevel has to…

Q: 17. What is a family or group of elements?

A: A family or group of elements has to be defined.

Q: What do you think is the reason for a decreasing atomic radius within one period

A: Atomic radius :- The distance between the centre of the nucleus and outermost shell in which valance…

Q: Usefulness and limitation of periodic table?

A: Interpretation: Uses and limitations of periodic table are to be provided.

Q: Predict the sublevel that follows 4d.

A: Aufbau's principle can be used to predict the next sublevel. It states that when the atom is in…

Q: For each subatomic particle of an atom, state its chargeand location. Which region of an atom is…

A: we know that an atom is composed of neutrons, protons, and electrons.

Q: give some similarities that exist among the elements of the group 1

A: Group 1 in periodic table consists of following elements H Li Na K Rb Cs Fr

Q: According to de Broglie, the motion of an electron in orbital around a nucleus is

A: In 1924, de-Broglie introduce a new idea regrading to the behavior of electrons. He says that,…

Q: What is correct from multiple choice

A: Dalton’s Atomic Theory: Atoms are the indivisible building blocks of all matter and cannot be…

Q: As one progresses from top to bottom of a group on the periodic table, first ionization energy…

A: The term 'ionization energy' is defined as the minimum amount of energy is required to remove the…

Q: What was the major contribution of Bohr’s atomic model?

A: Bohr made a major contribution in the understanding of structure of atoms and in the development of…

Q: 6. Use a series of diagrams and a few point-form notes to create a flow chart that summarizes the…

A: Answer - Atomic theory has evolved since ancient times. The hypothesis of Greek scholars has become…

Q: The chart below shows the relationship between ionization energy and the increase in atomic number.…

A:

Q: The s and p sublevels of an atom in period 4 are filled with electrons, what is the identity of this…

A: In the 4 th period if all the s and p subshell is complete filled by electrons then it may be inert…

Q: Which is the smallest atom in Group 7A of periodic table? Why?

A: The element present in Group 7A of periodic table are fluorine (F), chlorine (Cl), bromine (Br),…

Q: Explain the trends observed in the following figure, which shows the first ionization energy as a…

A: The minimum amount of energy required to remove the single outermost electron from the atom is…

Q: Be sure to answer all parts. How many electrons in an atom can have each of the following quantum…

A:

Q: Complete the following by choosing the correct word. 13 The atomic theory was given by c2 and sc…

A:

Q: Describe all details with chronological facts, that how a newly developed atomic model could…

A: An atom has a central positive unit that is made up of protons and neutrons. The existence of the…

Q: What is the principal quantum number?

A: Quantum numbers are set of numbers which are used to describe the position and energy of the…

Q: Why does Flourine has a larger atomic radius than Oxygen when it comes after Oxygen in the period?

A: Given: Fluorine has a greater atomic radius than oxygen even though fluorine comes after oxygen.

Q: What subshell is being filled for the metalloid elements?

A: Metalloids are the elements that behave metal like and have loosely bound electron in the outermost…

Q: explain the significance of the rows and columns of periodic table.

A:

Q: Type the group number from the periodic table (1, 2, 13, 14, 15, 16, 17, or 18) that the element…

A: Interpretation - Basically here we have to write all the elements which are belongs to the periodic…

Q: Directions: On a separate sheet of paper. Answer the following problem: 1. Give the electron…

A: Filling  of electrons in atomic orbitals follow certain rules.   one of them is aufbau principle.…

Q: 2. Write the complete electron configuration for K

A: Given that

Q: a) What do you understand by the statement: "the energy of the electrons in an atom is quantized"?…

A: a. Quantized, it means discrete. Based on this statement, it is also saying that the energy of the…

Q: Write the electron configuration of the element with atom number x, where x is the last digit of…

A: Electronic configuration of unknown element x :

Q: Main group elements have valence electrons in which suborbitals

A: In the periodic table, the elements present in the same group have the same number of valance…

Q: Maximum number of electrons in an s subshell =

A: The shell in the atom represent the main energy level in which electrons occupy. The shell of the…

Q: D They have the same number of electrons in their outer shell.

A:

Q: Why does increasing electrons in a shell level (Period) results in decreasing atomic radius?

A: SOLUTION IS DISCUSSED BELOW :