Homework Answers
-1e is the total charge of this ion as it is 18O- ion having 8 proton,10 neutron and 9 eletron.
1 electron is more than proton here and electron have negative charge while proton have positive charge hence 1 negative charge is extra overall in ion. hence ion have -1e total charge.
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a particular ion of oxygen is composed of 8 protons, 10
neutrons, and 9 electrons. In...
Give the number of protons, electrons, and neutrons in each of the following: a. ^10 5...
Give the number of protons, electrons, and neutrons in each of the following: a. ^10 5 B b. ^199 80 Hg c. ^63 29 Cu d. ^77 34 Se Write the symbol for each of the following ions: a. the ion with 3+charge, 28 electrons, and a mass number of 71 b. the ion with 36 electrons, 35 protons, and 45 neutrons c. the ion with 86 electrons, 142 neutrons, and a 4 + charge d. the ion with a...
65) The nucleus of an atom contains: a) protons and electrons b) just electrons c) electrons and neutrons d) proton...
65) The nucleus of an atom contains: a) protons and electrons b) just electrons c) electrons and neutrons d) protons and neutrons e) neutrons 66) The atomic number of an atom is: a) the number of electrons it has b) the number of neutrons it has c) the number of protons it has d) the number of protons plus the number of neutrons it has e) the combined total of protons, neutrons and electrons that it has 67) In water,...
Write the chemical symbol for a. An atom with 8 protons, 8 neutrons and 10 electrons....
Write the chemical symbol for a. An atom with 8 protons, 8 neutrons and 10 electrons. b. An atom with 16 protons, 16 neutrons and 16 electrons c. An atom with 11 protons, 11 neutrons and 10 electrons d. What are the only two orbitals that contain valence electrons? e. Which element has the noble gas configuration [Arl 4s2 3d7? f. Write the noble gas configuration for lead (Pb)
An ion has 104 neutrons, 81 protons and 79 electrons. What is the net charge in...
An ion has 104 neutrons, 81 protons and 79 electrons. What is the net charge in Coulombs on the ion? A: 1.0×10-19 B: 1.5×10-19 C: 2.2×10-19 D: 3.2×10-19 E: 4.6×10-19 F: 6.7×10-19 G: 9.8×10-19 H: 1.4×10-18
An ion has 104 neutrons, 81 protons and 79 electrons. What is the net charge in...
An ion has 104 neutrons, 81 protons and 79 electrons. What is the net charge in Coulombs on the ion? A: 1.0×10-19 B: 1.5×10-19 C: 2.2×10-19 D: 3.2×10-19 E: 4.6×10-19 F: 6.7×10-19 G: 9.8×10-19 H: 1.4×10-18
An atom has 15 electrons, 6 protons, and 6 neutrons. In terms of e, what is...
An atom has 15 electrons, 6 protons, and 6 neutrons. In terms of e, what is the net (total) charge of the atom? In other words, if it is -7e, just enter -7. Would it be -9? please explain
1. An atom of Indium-112 contains 49 protons, 63 neutrons, 49 electrons. b. 49 protons, 49...
1. An atom of Indium-112 contains 49 protons, 63 neutrons, 49 electrons. b. 49 protons, 49 neutrons, 49 electrons. c. 49 protons, 49 alpha particles d. 49 protons, 63 neutrons. 2. Which of the following atomic symbols is incorrect? d. 3. How many atoms of hydrogen are present in 6.43 g of NH? a. 2.27 x 10 b. 1.28 x 10 1.16x 10 d. 6.82 10 4. A 2.55 ml sample of ethylene glycol antifreeze) has a mass of 2.83...
An atom has 11 electrons, 4 protons, and 4 neutrons. In terms of e, what is...
An atom has 11 electrons, 4 protons, and 4 neutrons. In terms of e, what is the net (total) charge of the atom? In other words, if it is -7e, just enter -7. Show all work please
DQuestion 3 10.5 pts An atom has 14 electrons, 3 protons, and 3 neutrons. In terms...
DQuestion 3 10.5 pts An atom has 14 electrons, 3 protons, and 3 neutrons. In terms of e, what is the net (total) charge of the atom? In other words, if it is -7e, just enter -7.
Please answer briefly Those the elements NAME protons neutrons electrons Neutral/Ion SYMBO L S2- ATOM #...
Please answer briefly
Those the elements
NAME protons neutrons electrons Neutral/Ion SYMBO L S2- ATOM # 16 MASS # 36 Sulfur 16 20 18 -2 ion K 19 39 19 20 19 neutral potassium Barium Calcium Ba2+ 56 145 56 89 54 +2 ion Ca2+ 20 40 20 20 18 +2 ion Bromine Br-1 35 80 35 45 36 -1 ion Tellurium Te 52 131 52 79 52 neutral 8. Complete the table with the names and symbols of the...
Give the number of protons, electrons, and neutrons in each of the following: a. ^10 5 B b. ^199 80 Hg c. ^63 29 Cu d. ^77 34 Se Write the symbol for each of the following ions: a. the ion with 3+charge, 28 electrons, and a mass number of 71 b. the ion with 36 electrons, 35 protons, and 45 neutrons c. the ion with 86 electrons, 142 neutrons, and a 4 + charge d. the ion with a...
65) The nucleus of an atom contains: a) protons and electrons b) just electrons c) electrons and neutrons d) protons and neutrons e) neutrons 66) The atomic number of an atom is: a) the number of electrons it has b) the number of neutrons it has c) the number of protons it has d) the number of protons plus the number of neutrons it has e) the combined total of protons, neutrons and electrons that it has 67) In water,...
Write the chemical symbol for a. An atom with 8 protons, 8 neutrons and 10 electrons. b. An atom with 16 protons, 16 neutrons and 16 electrons c. An atom with 11 protons, 11 neutrons and 10 electrons d. What are the only two orbitals that contain valence electrons? e. Which element has the noble gas configuration [Arl 4s2 3d7? f. Write the noble gas configuration for lead (Pb)
1. An atom of Indium-112 contains 49 protons, 63 neutrons, 49 electrons. b. 49 protons, 49 neutrons, 49 electrons. c. 49 protons, 49 alpha particles d. 49 protons, 63 neutrons. 2. Which of the following atomic symbols is incorrect? d. 3. How many atoms of hydrogen are present in 6.43 g of NH? a. 2.27 x 10 b. 1.28 x 10 1.16x 10 d. 6.82 10 4. A 2.55 ml sample of ethylene glycol antifreeze) has a mass of 2.83...
DQuestion 3 10.5 pts An atom has 14 electrons, 3 protons, and 3 neutrons. In terms of e, what is the net (total) charge of the atom? In other words, if it is -7e, just enter -7.
Please answer briefly
Those the elements
NAME protons neutrons electrons Neutral/Ion SYMBO L S2- ATOM # 16 MASS # 36 Sulfur 16 20 18 -2 ion K 19 39 19 20 19 neutral potassium Barium Calcium Ba2+ 56 145 56 89 54 +2 ion Ca2+ 20 40 20 20 18 +2 ion Bromine Br-1 35 80 35 45 36 -1 ion Tellurium Te 52 131 52 79 52 neutral 8. Complete the table with the names and symbols of the...
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