(a) 8 protons, 10 electrons (b) 20 protons, 18 electrons (c) 53 protons, 54 electrons (d) 26 protons,  24 electrons

Q: What is the charge of an iron ion with 24 electrons? Is this a cation?

A:

Q: An oxygen atom has eight protons. (a) In the following diagram, sketch in the arrangement of…

A: Bohr proposed a model of the atom as a central nucleus containing protons and neutrons being orbited…

Q: Which is true? Select all that apply. A. All protons have the same charge B. Electrons and protons…

A: Which is true?

Q: What is the ionic charge of an ion with 12 protons and 13 electrons? Group of answer choices -1…

A:

Q: A representative element (Z) forms an ion with a 2+ charge.  What is the  a)  Roman Numeral group…

A: Oxidation state or oxidation number is the number of electrons that are either gained or lose by an…

Q: Br ionizes to a charge of +1 -1

A: The atomic number for bromine is 35, which means it has 35 protons in its atomic nuclei. A neutral…

Q: Sara suggests that when electrons change in number within atoms, an ion is formed. Therefore, if the…

A: Ions are formed by addition or removal of electrons from the given atom, if the ion carries positive…

Q: Which of the tollowing pairs uf bupothetical atoms are isotopes? 9 41 19 X 40 aX and 14 X b. 36 36…

A: Isotopes are variants of a particular chemical element which differ in neutron number, and…

Q: Which of the following have the same charge andapproximately the same mass?(a) an electron and a…

A: The atomic number defined as the number of electrons or number of protons present in a neutral atom.…

Q: Q3. Briefly answer any two (2) of the following. i) How Mendeleev's periodic table was different…

A: Given question is :  (i). How Mendeleev's periodic table was different from Henry Mosely's periodic…

Q: The periodic table is organized such that elements in the same group have the same ionic charge.…

A: All elements have a tendency to attain filled valence shell. Hence, elements react to attain a…

Q: Which of the following in the picture attached has a carbon atom with a partial negative charge?

A: Partial charges on atoms making bond arises due to the electronegativity difference between the…

Q: We can represent atoms by listing the number of protons,neutrons, and electrons—for example, 2p+,…

A: The elements having same atomic number, but different mass number are termed as isotopes. To write…

Q: Which of the following are true about As3 ? Select all that apply. O a. Contains 36 neutrons Ob.…

A: As has the atomic number 33

Q: what makes thw difference between the isotopes of an element?

A: an elements having same atomic number but different masses are said to be isotopes

Q: Write a isotope symbol for An ion with 17 protons, 18 electrons, 20 neutrons

A: Isotopes of an atom have same number of protons but differ in the number of neutrons, so isotopes…

Q: What is the number of neutrons in I-131?

A: Given, Element : I-131 Number of neutrons = ? Note: In the modern periodic table, iodine (I) belongs…

Q: The following are selected properties of the most abun- dant isotope of a particular element. Which…

A: Concept Introduction: Atoms are made up of even smaller particles. These particles are very small…

Q: Be sure to answer all parts. The following table gives numbers of electrons, protons, and neutrons…

A: a) For atoms (neutral species), the number of electrons is equivalent to the number of protons.…

Q: Which of the following is an ionic compound?   Select one: A. Carbon dioxide B. Barium oxide C.…

A: Which of the following is an ionic compound? Select one: A. Carbon dioxide B. Barium oxide C. Carbon…

Q: Is Phosphorus a cation or anion?

A: Positively charged cations and negatively-charged anions are formed when electrons lose from metal…

Q: If atom X has an atomic number of 74, it would have _____.   Select one: a. 74 protons and roughly…

A: The atomic number of a chemical element is the number of protons in the nucleus of an atom of an…

Q: The number of electrons (e) and protons (p) in Cr+3 ion is ………………………

A: The provided atom is Cr3+.  Atomic number of Cr =24 When we take the neutral atom.Then, Number of…

Q: QUESTION 3 f the atomic number of an element is 12 and its atomic mass is 25; you could conclude…

A: Given Atomic  number and  mass number  For neutral  atom Protons = electrons = Atomic  number…

Q: An ion from a given element has 55 protons and 54 electrons.

A: Protons: Positively charged particles in an atom.Electrons: Negatively charged particles in an atom.

Q: I have an atom with 4 protons, 3 neutrons and 4 electrons, what is it's charge neutral negative…

A: proton = electron

Q: K*, the most prevalent positive ion in cells, needed for muscle contraction and nerve impulses…

A: Introduction When a particular atom gains or loses electrons, this indicates that a particular atom…

Q: 4. Predict the following Amax Values:

A:

Q: The identity of an atom depends on the umber of which subatomic particie? O proton neutron O…

A: The number of protons in one atom of an element determines the atom's identity, and the number of…

Q: Hydrogen has naturally occurring isotopes. Which of the following show the correct sequence of…

A: The natural abundance of isotopes oh hydrogen is as :-  Protium = 99.98%  Deuterium = 0.0026-0.0184%…

Q: Which of the following DOES NOT belong to the following group if organized into one?  a. protons…

A: Proton is subatomic particle. It has positive charge. It lies inside the nucleus. Photon is not a…

Q: The name of M203, where M represents a fictitious metal in Group 6, is metal oxide metal(II) oxide…

A: Given that, M belong to Group 6, then ,

Q: Be sure to answer all parts. The following table gives numbers of electrons, protons, and neutrons…

A: The concept for determining charge and neutrality on the given element is- If electron = protons…

Q: Four of the boxes in the following periodic table are colored.Which of these are metals and which…

A:

Q: elements which normally exist as diatomic molecules?

A: Only elements which normally exist as diatomic molecules can be identified as Generally halogens…

Q: QUESTION 12 Which of the following statement is/are False O As you move down a group: Atoms…

A: 12) Atomic radius:  Atomic radius measures the size of an element. Usually it is defined as the…

Q: Among the three pictures A, B, and C, which of the following will best represent: 1. An atom? Why?…

A: An atoms contain equal number of protons and electrons and overall the charge on the atom is…

Q: Which of the following are isotope pairs?

A: an atom has electron, proton, neutron atomic number =number of proton mass number = sum of proton +…

Q: In the formula Al2Se3, what is the charge of the Aluminum and the Selenium?

A: First of all let us analyze the given structure of Al2Se3. The structure has two atoms of aluminium…

Q: How many nuclei can reasonably bear the charge in each of the following ions? a. b. ČH2 с. d.

A: Resonance is said to occur whenever for a molecule we ccan write two or more Lewis structures which…

Q: Which of the following is true of Na+1 ? Check all that apply O It is a cation

A: Given 22 Na+111  Atomic number = 11  Mass number = 22  Charge = +1

Q: Identiry each of the following ele nts: The 4th noble gas Krypton The 3rd halogen Chlorine The 6th…

A: Transition metals are those metals in modern periodic table which are situated in between metal and…

Q: -a)Identify the following elements by condensed elcotron contiqurations of the element.) neutral…

A: To solve this problem first we have to count the total number of electrons to know it's atomic…

Q: How many electrons, protons, and neutrons are there in an atom ofa40Ca?   a 30 protons, 30…

A: Given : We have to tell how many electrons are electrons, protons , neutrons are there in Ca.

Q: Which of the following statements is true for a 25Mg+2 cation? O .it has 12 protons, 10 electrons,…

A: The general notation of the symbol of an atom is: XZA Here, Z is the atomic number and A is the mass…

Q: Which is true of gamma (γ ) ray? Group of answer choices They have a positive charge They have no…

A: gamma rays are neutral, so option (a) is wrong. gamma rayshave no mass. so, option (b) is correct.…

Q: What is the formula of the compound in which the atom combining ratios are: nitrogen : oxygen = 2 :…

A: To get the empirical formula just put the number in the ratio as subscript.

Q: Which of the following elements would we expect to be most similar: nitrogen, chlorine, barium,…

A:

Q: 2. VISUALIZING CONCEPTS Planet Threa is about to invade Earth. The only way to stop the invasion is…

A: T In Cu Ct O H Te Lar   Ba I R Ly   LI N Mo   G Y K Le A L