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50pts I'm really frustrated.. I have to complete this test. I will link to extra points if you help me!! Please, only answer if you know you are correct! I need a good grade in this class to pass!
Which statement is generally true concerning ionic and covalent bonds?
Ionic bonds are created between ions with the electrons being shared equally between atoms.
In covalent bonds, the atoms are held together by electrostatic attraction.
Covalent bonds are stronger than ionic bonds.
It takes more energy to break an ionic bond than a covalent bond.
Determine the number of protons, neutrons, and electrons in the following isotope: atomic number 9, mass number 18, charge of 1–.
11 protons, 8 electrons, 11 neutrons
9 protons, 10 electrons, 9 neutrons
12 protons, 7 electrons, 12 neutrons
8 protons, 10 electrons, 8 neutrons
Determine the number of protons, neutrons, and electrons in the following isotope: atomic number 9, mass number 18, charge of 1–.
Identify this element in the periodic table.
oxygen
neon
fluoride
chlorine
Give the number of protons, electrons, and neutrons in neutral atoms for the following isotope: boron, 10 amu, and atomic number 5.
8 protons, 8 electrons, 5 neutrons
13 protons, 13 electrons, 8 neutrons
10 protons, 10 electrons, 3 neutrons
5 protons, 5 electrons, 5 neutrons
Give the number of protons, electrons, and neutrons in neutral atoms for the following isotope: copper, 63 amu, and atomic number 29.
27 protons, 27 electrons, 36 neutrons
28 protons, 28 electrons, 35 neutrons
29 protons, 29 electrons, 34 neutrons
30 protons, 30 electrons, 33 neutrons
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