Which elements have two valence electrons?
A. Carbon
B. Magnesium
C. Fluorine
D....
Chemistry, 07.01.2021 18:10 Sbudah2937
Which elements have two valence electrons?
A. Carbon
B. Magnesium
C. Fluorine
D. Sodium
Answers: 1
Chemistry, 22.06.2019 03:00, ian2006huang
Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.
Answers: 3
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