Mg: n = 1 n = 2 n = 3 n = 4

Q: Write the complete electron configuration for the helium atom. Using NOBLE GAS notation write the…

A:

Q: Choose all of the following that have a positive charge. 000 cations anions atoms protons electrons…

A: Atoms is an neutral particle that consist of three basic particles: protons, electrons &…

Q: What is the element on the periodic table as described in question #9 * 10 points with the total…

A: The atom is positively charged

Q: How many electrons can be accommodated in the first, second, and third electron shells of an atom?

A: Electron shells According to Bohr's theory, electrons revolve around the nucleus through a fixed…

Q: Explain how electrons are distributed within the electron shells of an atom.

A: Given process,    Distribution of electrons within the electron shells of an atom

Q: Fluorine is atomic #9 with a mass of 19. Which of the following shows the correct number of protons,…

A: We have to predict the Fluorine atom protons, electron and neutrons. We have to predict about atoms…

Q: Explain the relationship between an atom’s number of electrons and its relative stability.

A: Octet rule:  An atom having eight electron in its outermost shell is said to be relatively more…

Q: Describe the structure of a typical atom. Identify where each subatomic particle is located.

A: An atom is composed of two regions: the nucleus, which contains protons and neutrons and is in the…

Q: Which of the following defines the atomic number of a given element?     The number of electrons in…

A:

Q: What

A: We will Give name of charged particle.

Q: # of # of # of Atomic Mass Protons Neutrons Electrons Number Number 32 73 14 14 28 48 64 115 77 59

A:

Q: All atoms of an element are alike. 1- True  2-False

A: All the matters are composed of atoms. The atoms are combined to form molecules. The matter that…

Q: K: n = 1 n = 2 n=3 n = 4 2 8 18 Incorrect 32 Incorrect

A:

Q: Calcium, Sulphur and selenium. Which elements can gain electrons and how many. And which ones can…

A: Calcium has 2 valence electrons and is a metal. Hence, it will give up 2 electrons.

Q: How many times smaller is an electron than a proton?

A:

Q: List the seven diatomic elements found on the periodic table. (Please note that my key is designed…

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Q: Where do the protons reside in an atom?

A: An atom consists of a positively charged nucleus and negatively charged electrons. The atom is the…

Q: Use the pHet simulation Isotopes to determine 2 stable isotopes for 3 of the above elements listed…

A: The periodic table is a tabular arrangement of chemical elements, organized based on their atomic…

Q: According to Coulomb's Law... O The energy between two oppositely charged particles decreases as the…

A: Coulomb's law states that the force of attraction or repulsion between two charged particles is…

Q: For the sodium ion, how many protons, electrons and neutrons are present?

A: Sodium ion - Na+  Sodium(1+) is a monoatomic monocation produced from sodium. It has a role as a…

Q: How can there be different protons and electrons in an atom?

A: An atom contains equal number of electrons and protons. Electrons  revolve around the nucleus while…

Q: You have been asked to synthesize a new isotope for cadmium. Which part of the original atom would…

A: Isotopes of an element have the same atomic number but different mass numbers.

Q: Select all the atoms below that are isotopes of each other. O Atom 1: 5 protons, 5 neutrons, 5…

A: Atoms with same atomic number (same number of protons), but different mass numbers…

Q: Enter the number of electrons in each energy level (shell) for each of the elements. If the energy…

A: Enter the number of electrons in each energy level (shell) for Hydrogen element.,

Q: How many electrons are present in an atom that has its first and second shells filled and has 4…

A: The first and second shells filled and have 4 electrons in their third shell. Their number of…

Q: Explain how the number of electrons is determined in atoms shell

A: For the given principal quantum number (or shell), n, the number of orbitals is the square of the n.…

Group 14 Elements

The following elements come under group 14 of the periodic table.