Chemistry, 06.04.2021 19:00 vaneayala3078
Based on the periodic table, which of the following elements has properties most like neon’s?
A- Boron (B)
B- Hydrogen (H)
C- Fluorine (F)
D- Krypton (Kr)
Answers: 1
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Chemistry, 22.06.2019 21:00
Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g
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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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How many lone pairs of electrons are on the central atom of no3- and what is the molecular shape? one, trigonal planar zero, trigonal pyramidal zero, trigonal planar one, tetrahedral one, trigonal pyramidal
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Based on the periodic table, which of the following elements has properties most like neon’s?
A- Bo...
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