Homework Answers
mass number is number of proton+ no of
neutron .
As number of neutron is different so mass number is different and hence they are isotopes.
Hope you will like my answer.
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The following data was collected for several isotopes (see table). Which two elements are isotopes of...
Q35. Given the following information, determine which, if any, elements are isotopes. (a) mass number =...
Q35. Given the following information, determine which, if any, elements are isotopes. (a) mass number = 32: number of neutrons = 17 (b) mass number = 32; number of protons - 16 (c) number of protons 15; number of neutrons = 16 Q36. Complete the following table with the appropriate data for each isotope given (all are neutral atoms): Element Symbol Atomic Mass Number of Number of Number of number number proton neutrons electrons 120 Sliver 107 19 9 92...
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...
which of the following statements about isotopes is false Which of the following statements about isotopes...
which of the following statements about isotopes is
false
Which of the following statements about isotopes is false? Select one: O a. An isotope with more neutrons will have a greater mass than an isotope with fewer neutrons. O b. All of the above are true. c. Isotopes are atoms with same number of protons but different numbers of neutrons. d. Isotopes are atoms with the same atomic number but different mass numbers. O e. Most elements naturally have more...
Copper has two stable isotopes, Cu and electrons in Copper-65? Cu. How many protons, neutrons and...
Copper has two stable isotopes, Cu and electrons in Copper-65? Cu. How many protons, neutrons and 29 protons, 34 neutrons and 29 electrons 65 protons, 29 neutrons and 65 electrons 29 protons, 36 neutrons and 29 electrons 36 protons, 29 neutrons and 36 electrons Which statement is FALSE about electrons and the energy levels they occupy in the structure of an atom? While the mass of an electron amounts to almost nothing they can absorb and emit significant amounts of...
c. Iodine (l) is an element that exists as numerous isotopes, most of which are radioactive....
c. Iodine (l) is an element that exists as numerous isotopes, most of which are radioactive. i. Complete Table 1 for three of the neutral isotopes of iodine. (two words deleted to improve the sense) See Blank Table 1 - Word and Blank Table 1 - Open Office. (4 marks) Table 1 The atomic particles in the neutral isotopes of iodine. Isotope Protons Neutrons Electrons 1-123 ?? 70 ?? I-125 ?? ?? ?? |-131 ?? ?? ??
18) From the following elements, one is not naturally diatomic molecule b- Nitrogen a-Oxygen d- Copper c- lodine 19...
18) From the following elements, one is not naturally diatomic molecule b- Nitrogen a-Oxygen d- Copper c- lodine 19) In the element Radium Ra, the number of protons, neutrons and electrons are respectively b-88, 88, 226 a- 88, 138, 88 d- 138, 88, 88 c-88, 226, 88 20) The empirical formulas of glucose CaHi:O, is b- CHO a- CiaHaO12 d-CH O c-CH:0 21) The compound NHa is a: b-A polyatomic cation a- A monoatomic cation d-A polyatomic anion c- A...
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...
Which of the following is NOT one of the six elements that make up 95% of...
Which of the following is NOT one of the six elements that make up 95% of the body weight of organisms? OA) Hydrogen OB) Nitrogen Oc) Carbon OD) Iron Which of the following statements is true? OA) All isotopes give off subatomic particles. OB) All isotopes are radioactive. Oc) All isotopes have the same number of protons. OD) All isotopes have the same number of neutrons. What type of bond is formed when atoms share electrons? OA) lonic OB) Covalent...
See if you can complete the following table using only what is on this page. Hint:...
See if you can complete the following table using only what is on this page. Hint: Two of the entries are for the same element. Element Nuclear Symbol Symbol 03 Cu Atomic Mass Number Number Protons Neutrons Electrons 29 29 35 29 20 Cu Ga 67 31 31 29 36 29 Submit Answer Try Another Version 2 item attempts remaining
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a...
The following table gives numbers of electrons, protons, and neutrons in atoms or ions of a number of elements. Atom or Ion of Element Species A Species B Species C Number of Electrons 9 10 28 Number of Protons 9 7 30 Number of Neutrons 10 7 36 (a) Which of the species are neutral? A B C (b) Which are negatively charged? A B C (c) Which are positively charged? A ...
Q35. Given the following information, determine which, if any, elements are isotopes. (a) mass number = 32: number of neutrons = 17 (b) mass number = 32; number of protons - 16 (c) number of protons 15; number of neutrons = 16 Q36. Complete the following table with the appropriate data for each isotope given (all are neutral atoms): Element Symbol Atomic Mass Number of Number of Number of number number proton neutrons electrons 120 Sliver 107 19 9 92...
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...
which of the following statements about isotopes is
false
Which of the following statements about isotopes is false? Select one: O a. An isotope with more neutrons will have a greater mass than an isotope with fewer neutrons. O b. All of the above are true. c. Isotopes are atoms with same number of protons but different numbers of neutrons. d. Isotopes are atoms with the same atomic number but different mass numbers. O e. Most elements naturally have more...
Copper has two stable isotopes, Cu and electrons in Copper-65? Cu. How many protons, neutrons and 29 protons, 34 neutrons and 29 electrons 65 protons, 29 neutrons and 65 electrons 29 protons, 36 neutrons and 29 electrons 36 protons, 29 neutrons and 36 electrons Which statement is FALSE about electrons and the energy levels they occupy in the structure of an atom? While the mass of an electron amounts to almost nothing they can absorb and emit significant amounts of...
c. Iodine (l) is an element that exists as numerous isotopes, most of which are radioactive. i. Complete Table 1 for three of the neutral isotopes of iodine. (two words deleted to improve the sense) See Blank Table 1 - Word and Blank Table 1 - Open Office. (4 marks) Table 1 The atomic particles in the neutral isotopes of iodine. Isotope Protons Neutrons Electrons 1-123 ?? 70 ?? I-125 ?? ?? ?? |-131 ?? ?? ??
18) From the following elements, one is not naturally diatomic molecule b- Nitrogen a-Oxygen d- Copper c- lodine 19) In the element Radium Ra, the number of protons, neutrons and electrons are respectively b-88, 88, 226 a- 88, 138, 88 d- 138, 88, 88 c-88, 226, 88 20) The empirical formulas of glucose CaHi:O, is b- CHO a- CiaHaO12 d-CH O c-CH:0 21) The compound NHa is a: b-A polyatomic cation a- A monoatomic cation d-A polyatomic anion c- A...
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...
Which of the following is NOT one of the six elements that make up 95% of the body weight of organisms? OA) Hydrogen OB) Nitrogen Oc) Carbon OD) Iron Which of the following statements is true? OA) All isotopes give off subatomic particles. OB) All isotopes are radioactive. Oc) All isotopes have the same number of protons. OD) All isotopes have the same number of neutrons. What type of bond is formed when atoms share electrons? OA) lonic OB) Covalent...
See if you can complete the following table using only what is on this page. Hint: Two of the entries are for the same element. Element Nuclear Symbol Symbol 03 Cu Atomic Mass Number Number Protons Neutrons Electrons 29 29 35 29 20 Cu Ga 67 31 31 29 36 29 Submit Answer Try Another Version 2 item attempts remaining
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