IPC homework
An ion of iron has an 26 protons, 30 neutrons, and 23 electrons. What are its atomic number, atomic mass, and net charge?
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4. An ion of iron has an 26 protons, 30 neutrons, and 23 electrons. What are its atomic number, atomic mass, and ne...
4. An ion of iron has an 26 protons, 30 neutrons, and 23 electrons. What are its atomic number, atomic mass, and net charge? OA atomic number 26, atomic mass 56, net charge 3+ O B. atomic number 26, atomic mass 56, net charge 3 Oc atomic number 30, atomic mass 56, net charge 3+ ODatomic number 56, atomic mass 26, net charge 3-
1. How is 120,700 written in scientific notation? O A. 120.7.10 O 8.12.07.10 O C. 1.207.105...
1. How is 120,700 written in scientific notation? O A. 120.7.10 O 8.12.07.10 O C. 1.207.105 O D. 0.1207.10 2. What number is equivalent to 6.75. 104 O A 0000675 O 30.0675 OC.6,750 0 0.67.500 3. A balance accurate to one hundredth of a gram measures the mass of a rock to be 56.10 grams. How many significant digts are in this var ОАО OB D. Theret enough information to answer this question 4. In the calculation shown below, how...
1. (2 pts) Given the name or symbol for an element and its mass#, Fill in...
1. (2 pts) Given the name or symbol for an element and its mass#, Fill in the table: Element # protons # neutrons # electrons 87Rb+ 128Te-2 2. (3 pts) Write the correct symbol and charge for the following: An atom with 47 protons, mass number 107, and 46 electrons. An atom with 2 more electrons than protons, mass number 80, and 46 neutrons. Write the atomic symbol for the element whose ion has a 2- charge, has 20 more...
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...
Atoms and Isotopes 1 Activity: Atoms and Isotopes Why? Atoms and isotopes are identified by the...
Atoms and Isotopes 1 Activity: Atoms and Isotopes Why? Atoms and isotopes are identified by the numbers of protons, electrons, and neutrons that they contain The number of protons, electrons, and neutrons in atoms determines the chemical properties of the elements .A knowledge of the number of protons and electrons in an atom will help you understand how atoms combine to form molecules Identify the composition of atoms in terms of protons, neutrons, and electrons Use atomic symbols to represent...
Multiple-Cholce: Select the best answer to each of these multiple choice 1. Which of the following...
Multiple-Cholce: Select the best answer to each of these multiple choice 1. Which of the following descriptions of a subatomic particle is correct? a) A proton has appositive charge and a mass of approximately 1 amu 9. b) An electron has a negative charge and a mass of approximately 1 amu c) A neutron has no charge and its mass is negligible d) A proton has appositive charge and a negligible mass. e) A neutron has appositive charge and a...
17. Identify the elements that have the following electron arrangements: b. 2,8,6 а. 2,4 c. 2,8,8...
17. Identify the elements that have the following electron arrangements: b. 2,8,6 а. 2,4 c. 2,8,8 d. 2,1 f. 2,8, е. 2,8 g. 2,8,8,2 18. Write the group number and draw the electron-dot symbol for each of the following elements: a. sulfur b. nitrogen c. calcium d. sodium 19. The atomic number of an atom is equal to the number of A) neutrons plus protons B) nuclei C) electrons plus protons E) neutrons D) protons 20. The number of neutrons...
afari Fue EUIL VIUNI Ims.ra.ac.ae Rabdan Academy - VLE English (en) My courses This course أكاديمية...
afari Fue EUIL VIUNI Ims.ra.ac.ae Rabdan Academy - VLE English (en) My courses This course أكاديمية ريدان Rabdan Academy Home > My > SC We Part 1 (Atomic Structure and isotopes)-Practice Spring 2020_SP20_SC1200_A_Hazardous Materia Question 13 "An atom of iron has 30 neutrons and 26 protons. This means that: Not yet answered Marked out of 1.00 Select one: a . The number of electrons is 56 S P Flag question b. The atom has an atomic number of 26 and...
1. what is the name of element, for this symbol Fe, the atomic number, mass number, protons,neutrons, electrons 2. what...
1. what is the name of element, for this symbol Fe, the atomic number, mass number, protons,neutrons, electrons 2. what is the name of element, symbol, atomic number, when mass number is 27,electrons 13, complete for protons, neutrons. 3. what is the name of elements, symbols, atomic number, mass number, when protons is 19, neutrons 20, find the electrons. 4. what is the symbol for Bromine, what is atomic number, protons, neutrons, electrons when the mass number is 80. 5....
64Chapter 7 Atomic Number and Atomie Mass The Periodie Table of Elements contains th and atomie...
64Chapter 7 Atomic Number and Atomie Mass The Periodie Table of Elements contains th and atomie wumber of protons, e atomic m number of each element. These numbbers indicate the neutrons, and electrons in each element's basic wtructure Each aquare in the Periodic Table represents an element There are two numbers in each square 3 Alomic Number The smaller number at the top of the box is the atomic number The number at the bottom of the box is the...
4. An ion of iron has an 26 protons, 30 neutrons, and 23 electrons. What are its atomic number, atomic mass, and net charge? OA atomic number 26, atomic mass 56, net charge 3+ O B. atomic number 26, atomic mass 56, net charge 3 Oc atomic number 30, atomic mass 56, net charge 3+ ODatomic number 56, atomic mass 26, net charge 3-
1. How is 120,700 written in scientific notation? O A. 120.7.10 O 8.12.07.10 O C. 1.207.105 O D. 0.1207.10 2. What number is equivalent to 6.75. 104 O A 0000675 O 30.0675 OC.6,750 0 0.67.500 3. A balance accurate to one hundredth of a gram measures the mass of a rock to be 56.10 grams. How many significant digts are in this var ОАО OB D. Theret enough information to answer this question 4. In the calculation shown below, how...
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...
Atoms and Isotopes 1 Activity: Atoms and Isotopes Why? Atoms and isotopes are identified by the numbers of protons, electrons, and neutrons that they contain The number of protons, electrons, and neutrons in atoms determines the chemical properties of the elements .A knowledge of the number of protons and electrons in an atom will help you understand how atoms combine to form molecules Identify the composition of atoms in terms of protons, neutrons, and electrons Use atomic symbols to represent...
Multiple-Cholce: Select the best answer to each of these multiple choice 1. Which of the following descriptions of a subatomic particle is correct? a) A proton has appositive charge and a mass of approximately 1 amu 9. b) An electron has a negative charge and a mass of approximately 1 amu c) A neutron has no charge and its mass is negligible d) A proton has appositive charge and a negligible mass. e) A neutron has appositive charge and a...
17. Identify the elements that have the following electron arrangements: b. 2,8,6 а. 2,4 c. 2,8,8 d. 2,1 f. 2,8, е. 2,8 g. 2,8,8,2 18. Write the group number and draw the electron-dot symbol for each of the following elements: a. sulfur b. nitrogen c. calcium d. sodium 19. The atomic number of an atom is equal to the number of A) neutrons plus protons B) nuclei C) electrons plus protons E) neutrons D) protons 20. The number of neutrons...
afari Fue EUIL VIUNI Ims.ra.ac.ae Rabdan Academy - VLE English (en) My courses This course أكاديمية ريدان Rabdan Academy Home > My > SC We Part 1 (Atomic Structure and isotopes)-Practice Spring 2020_SP20_SC1200_A_Hazardous Materia Question 13 "An atom of iron has 30 neutrons and 26 protons. This means that: Not yet answered Marked out of 1.00 Select one: a . The number of electrons is 56 S P Flag question b. The atom has an atomic number of 26 and...
64Chapter 7 Atomic Number and Atomie Mass The Periodie Table of Elements contains th and atomie wumber of protons, e atomic m number of each element. These numbbers indicate the neutrons, and electrons in each element's basic wtructure Each aquare in the Periodic Table represents an element There are two numbers in each square 3 Alomic Number The smaller number at the top of the box is the atomic number The number at the bottom of the box is the...
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