How many 5p electrons are in Ba?

Q: How many electrons are in a neutral ⁴¹Ca atom? A) 2 B) 20 C) 21 D) 41

A: The given atom is C41a

Q: Determine the number of protons and electrons in each of the following.  V3+ N3− Fe3+ Be2+

A: The number of protons is equal to the atomic number of the element and in a neutral atom, the number…

Q: 3. If "Ga and "Ga occur in the %'s 62.1 and 37.9, calculate the average atomic mass of gallium…

A: Solution of question 3 Given, The abundance of 69Ga = 62.1% The abundance of 71Ga = 37.9% Formula…

Q: a. How many neutrons are in K-41?b. Write the electron configuration for potassium.c. Which is the…

A: The electron, proton, and neutrons are known as the subatomic particles present in the nucleus of an…

Q: Thermosetting polymers chemically changed at high .temperatures True O False O Electrons spin around…

A: About thermosetting polymers:

Q: How many valence electrons does each of the following atoms have? a. titanium, Z = 22 b. iodine, Z =…

A: The number of electrons present in the outermost shell of an atom is known as valence electrons. The…

Q: Fill in the correct value for each position in the atomic symbol for an atom containing 26 protons,…

A: An atomic symbol consists of four parts. Mainly it consists of the chemical symbol for the…

Q: 23U → 23Th + He 2. For each element, what do the top (superscripted) and the bottom (subscripted)…

A: Introduction: In the above reaction nucleus of uranium undergoes alpha decay ,in this nuclear change…

Q: How many 7s electrons are in Ra?

A: The number of 7s electrons are in Ra has to be given,

Q: How many electrons are contained in an ion formed from an atom of Ga?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: 10. Which of the following does not match the others? 168 (A) 67.2 3.88 1000 100 10 All, (M)/mol)…

A: ◆ Electronic Configuration is the distribution of electrons in the energy levels of the atom. The…

Q: What is the number of electrons for GaI3?

A: The question is based on the concept of chemical bonding. We have to identify total electron present…

Q: Fill in the table below Species Protons Neutrons Electrons Electron Configuration 97MO4+ 65C.

A: The table is filled as follows: The number of protons in an atom= atomic number of that atom The…

Q: 2. What do the vertical rows in the periodic table correspond to? O The number of protons in the…

A: The arrangement of elements in the tabular form on the basis of increasing order of atomic number is…

Q: How much energy is evolved when 2.65 mg of Cl(g) atoms adds electrons to give Cl- (g) ions?

A:

Q: M+1 and M+2 relative eak). Use the isotope d. C10H19CI e. CioH19Br

A:

Q: 3,1,0, + [Kr] 5s' 3d [He] 2s 2p

A: As the question is multiple sub parts therefore we are supposed to answer first three sub parts.…

Q: How many protons are in the nucleus of an atom of each.( put  between each number ex, 12,24,10,5,3…

A: An atom can be considered as the smallest unit of any matter. An atom is composed of certain…

Q: Which atom is the smallest? ΟΝ 00 OP OS

A: The modern periodic table is composed of 18 groups and seven periods. The physical and chemical…

Q: True or false "Ions" are atoms that have either more or fewer electrons than protons (but not the…

A: Ion : It is atom or molecule which has a net electrical charge on it .

Q: Bi-212  -->  electron  +

A: BETA MINUS DECAY: A beta decay in which neutron is cleaved to form proton and an electron is known…

Q: Determine the number of electrons in the Cr* ion. a) 24 electrons b) 27 electrons d) 21 electrons c)…

A:

Q: What is the maximum number of electrons in an atom that can ha antum numbers? (i) n= 3, { = 2, m =…

A: The question is based on the concept of quantum numbers. these are the numbers which designate the…

Q: 5) Which of the following elements has the largest number of electrons in n = 3? Na, Al, Si, Cl, Ar,…

A: "Electronic configuration" is described by arranging electrons of given atom/element in their atomic…

Q: How many distant nucleus pairs are in NH, molecule? a. 16 b. 1 C. 8 d. 6 c. 4 f. 2 9. 12 h. 3

A: Distant nucleus pairs can be calculated by considering number of nucleus.

Q: Write the electron configuration for the following particles  S  V  Cl Al3+  Fe3+

A: filling of an electron in shell of element using pauli and hunds rule ìs known as electronic…

Q: A certain atom has a [noble gas]5s24d105p4 electron configuration. Which element is it? A)Hg B)Sm…

A: As we know that the electrons are arranged according to their energy levels around the nucleus. And…

Q: Q.8(a) Why is platinum called noble metal? How would you explain its noble character?

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question.…

Q: 4 2 Nucleus Proton Neuton O Shell Electron 5.

A:

Q: Identify the major difference and the major similarityamong isotopes of an element

A: Given information,   The major difference and the major similarity among isotopes of an element

Q: Part A - Writing Symbols for Atoms Which of the following is an incorrect representation for a…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: What is the correct order of size (from smallest to largest) of K, K+, Ca and Ca²+? O Ca2+ < K+ < Ca…

A: Given,  The size of atoms or ions : K, K+ , Ca and Ca2+ increasing order is:

Q: consider an atom of 63cu. how many protons neutrons and electrons does this atom contain

A: All the element in periodic table, have various number of isotopes. The atomic number of an element…

Q: Consider the pollowing at oms: A BCOEF Number of electrons 888910 9 Number of n atrons 8910 9810 nch…

A: Isotopes are atoms of same element having same atomic number (number of protons ) but different mass…

Q: Give the number of electrons in an atom of the isotope americium-246.

A: The answer to the following question is given as -

Q: 3,1,0, + [Kr] 5s' 3d5 [He] 2s? 2p

A: According to guidelines I am supposed to answer first three part only please ask rest of the part as…

Q: . Rank the size of the following atoms and ions – C, C'. F', Na*, Rb*

A: Since we know that atomic size gradually decreases from left to right across a period of elements…

Q: nucleus  and electrons in each shell for Se-76 and U-235

A:

Q: How many electrons are in 99Tc+?

A: Every element has electrons equal to its total atomic number given in the periodic table.

Q: MCQ 10: There is less attraction between the fifth electron of Boron and nucleus, hence that…

A:

Q: What would you predict the charge of an ion from column 1A (or column 1 from ptable) to be? O a O b…

A: Column belongs to alkali metals which have one extra electron in their valence shell from noble gas…

Q: What are the missing parts: 1) 0, 2) Zn, HOẶe 1)0, 2) Zn, HOẶC 1)0, 2) Zn, HOẶC

A:

Q: A) Br- Se b) A1 3+ みt P3- c) F , Mg z+ D) Ne, Ar

A:

Q: How many electrons are present in the d sublevel of a Fe^ 3+ ?

A: Fe (iron) Atomic number = ki The electronic configuration of Fe  = 1s22s22p63s23p64s23d6    In the…

Q: 1. The radius of a Cl nucleus is 4.0 fm, and the radius of a Cl atom is 100 pm. (1 fm = 1 x 10-¹5 m;…

A: Radius of Cl nucleus is 4.0 fm And 1 Fm = 10-15 m radius of nucleus = 4 × 10-15m Diameter = 2 ×…

Q: If abbreviated as 24Na2+ 1 atom of this substance would have____ protons,____neutrons, and____…

A:

Q: How many valence electrons are there for the following atoms: (a) B fill in blank (b) Se fill in…

A: (a) B Atomic number = 5 Electronic configuration=1s22s2 2p1 The number of electrons in outermost…

Q: An neutral atom hos an electron Con finuration Is° 25° 2p2 what element is it ? A.) Be B) C C. Ne…

A: Atomic number = number of protons = number of neutrons

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.