What is the reason for the trend in Ionization energy going across a period? answer choices answer choice 1: increasing number of protons in the nucleus Answer choice 2: increasing energy level protons are in Answer choice 3: increasing number of electrons in the cloud Answer Choice 4: increasing energy level electrons are in

Q: Rank the elements according to their metallic character. Most metallic Least metallic Answer Bank Si…

A: • As we move from top to bottom in a group, the atomic size increases and hence, the ionisation…

Q: Atoms of which element have existed for the longer period of time hydrogen sodium iron iodine

A: A question about stability of atom, which is to be accomplished.

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

A: Atomic Number of carbon ( C ) = 6 Electron configuration of carbon ( C ) =  1s2 2s2  2p2 ⇅  ⇅  ↑↑ 1s…

Q: Make sense of the fact that metals tend to lose electrons and nonmetals tend to gain electrons. Use…

A: Elements are arranged in a periodic table according to their properties. Metals are arranged on the…

Q: What makes an atom of one element different from an atom of another element?

A: Every element of the periodic table has different physical and chemical properties. These properties…

Q: Is the electron configuration of chlorine-35 the same or different than the electron configuration…

A: Chlorine-35 and chlorine -37 are isotopes of chlorine. As we know that isotopes of same atom have…

Q: Which group includes elements with the most similar properties? Group of answer choices Cr, Pb, and…

A: In a periodic table, elements are classified into horizontal rows called periods and vertical…

Q: An anion is formed when there are more _______, then there are _______ for that particular element.…

A: We have to an anion is formed when there are more _______, then there are _______ for that…

Q: which of the following statements concerning elements of the same period is correct? They have…

A: Here we have to choose correct option about  elements of the same period-

Q: Match the correct isotope pairs: Atom A (5 protons, 5 neutrons, 5 electrons) Atom B (6 protons, 6…

A: Two or more forms of the same element that contain equal numbers of protons but different numbers of…

Q: Which pair of particles has the same number of electrons? Al3+, p3- O o2-, Na* ON3-, p3- Br, Se

A: Atomic number of Element is equal to Number of electrons in that particular element.

Q: Please help me complete this chart

A: The most stable ion of Ca is Ca2+. The most stable ion of O is O2-.

Q: Complete the chart

A: Atomic number is equal to no of protons. Mass number is sum of protons and neutrons. Protons and…

Q: v many core electrons are there in rubidium (Rb, element 37) 1 10 18 36

A: Core electrons are the electrons that are not a part of the valence shell electrons.

Q: Atomic Radius decreases as you move left to right even though there are additional protons ,neutrons…

A: Atomic radius decreases as you move left to right even though there are additional protons, neutrons…

Q: Atoms of the same atomic number but different atomic masses are called Group of answer choices…

A: The number of protons is present in the atoms have in the nuclei gives the identity of a chemical…

Q: 4. What is the charge of Sn atom usually form? A. 1+ В. 2+ С. 3+ D. 7+

A: Sn is abbreviations of Tin element.

Q: In a mass spectroscope, what causes the atoms of an element to follow the curved path of the…

A: In mass spectroscopy, the gaseous sample molecules are converted into charged particles by the ion…

Q: What type of atom is the largest?

A: If by biggest it mean smass then the mass of the atom is mostly from the protons and neutrons. So…

Q: Chlorine?

A:

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

A:

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: ). In each of the following sets of elements, indicate which element shows the most active chemical…

A: Usually most active metals appear in the lower left region of the periodic table i.e Na K Li etc..…

Q: Atoms lose or gain electrons in order to

A: The main concern of an atom is to gain stability.  Stability is gained by attaining octet, which…

Q: Which of the following is NOT true of electrons? Group of answer choices 1. they have a negative…

A:

Q: Which of the following statements below is true? O Nat is smaller than Na. O Na* is larger than Na.…

A: Introduction : As per company norms we cannot answer more than one answer per session .So, I have…

Q: What will be the charge of an atom that has gained 3 electrons? Group of answer choices +3 -3 -1 0

A: There are 2 types of ions : 1. Cation 2.Anion   When an atom gains an electron , the net charge on…

Q: What is the reason for the trend in atomic radius going down a group

A: As we move down the group, radius increases as When we move down the group increasing energy levels…

Q: location in atom charge mass proton neutron electron

A: Question based upon structure of atom.explain the properties of sub-atomic particles.

Q: Which scientist used alpha particles to determine that atoms are mostly empty space? Rutherford…

A: Scientist Rutherford used alpha particle to determine that atom are mostly empty spaced. So option…

Q: B. Instructions: Identify the group that each element belongs to: 5) Lithium (Li): 6) Silver (Ag):…

A: -> In chemistry, a group is a column of elements in the periodic table of the chemical…

Q: Lit objects that we see in color reflect at us the light of that 2, absorbing the rest of white…

A:

Q: Fill out the following information for the element Fluorine. Atomic #: Protons: Electrons: Neutrons:…

A: Element Fluorine Symbol = F Atomic number = 9  mass number = 19    * Number of proton = atomic…

Q: Need help... don't need to do 20 just 3 ; Carbon, Boron and Nitrogen.

A:

Q: Is PERIOD NUMBER ORBITALS GROUP A NUMBER VALENCE Compare your #1 and #2: Which is bigger? Why do you…

A:

Q: Complete the following sentence: 12C and 13C are uncharged atoms with the same ___ . atomic…

A:

Q: EVALUATION: Complete the table about the details of an atom/ion. Change in the Group no. (valence…

A: There are different type of elements, with different atomic number, atomic mass and symbols.  Each…

Q: Help Please!  Write the complete eletron configuration for  Iodine  Xenon  Barium  Gold…

A: Electronic configuration  The electron configuration of an element describes how electrons are…

Q: Where do you find elements that have energy levels that are all full of electrons? *       A:on the…

A: Given that : We have to identify where in the periodic table there are elements that have energy…

Q: the elements with atomic numbers 9,17,35,53 and 85 all are a   noble gases b    halogens c     heavy…

A: Fluorine, chlorine, bromine, iodine, and astatine are the member of the halogen group and all of…

Q: What will be the charge of an atom that has lost 2 electrons? Group of answer choices -1 +2 0 -2

A: The correct option is as follows:

Q: 4 The smallest unit of 5. The nucleus is foun

A: the nucleus is found at the centre of the atom

Q: Give all of the terms that apply to each element: [1] metal; [2] nonmetal; [3] metalloid; [4] alkali…

A: a) Sodium belongs to group 1, therefore, it is an alkali metal. b) Silver is an transition metal. c)…

Q: Fill in the chart below: Particle Charge Location Relative Size proton neutron electron

A:

Q: Which phrase beat describes the structure of an atom A: Nucleus surrounded by electrons in set…

A: Atom is made up of protons, neutrons and electrons and electrons are revolving around the nucleus.