What do the elements within a "period" have in common? (pick one)
A. same number of electrons
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Chemistry, 11.11.2020 17:50 dogeking12
What do the elements within a "period" have in common? (pick one)
A. same number of electrons
B. similar chemical properties
C. equal number of electron orbits
D. equal atomic number
Answers: 2
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What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2
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As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
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What is a number added in front of a formula in order to balance the equation
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