Chemistry, 19.10.2019 04:30 letdou2670
1.which best explains why ionization energy tends to decrease from the top to the bottom of a group?
a. the number of orbitals decreases.
b. the number of neutrons decreases.
c. electrons get closer to the nucleus.
d. electrons get farther from the nucleus.
3.when electrons are removed from the outermost shell of a calcium atom, the atom becomes
a. an anion that has a larger radius than the atom.
b. an anion that has a smaller radius than the atom.
c. a cation that has a larger radius than the atom.
d. a cation that has a smaller radius than the atom.
Answers: 3
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Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
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Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset
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Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
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1.which best explains why ionization energy tends to decrease from the top to the bottom of a group?...
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