Which of the following elements have seven valance electrons in its outer shell?
a. hydrogen
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Chemistry, 22.03.2021 18:20 NathanaelLopez
Which of the following elements have seven valance electrons in its outer shell?
a. hydrogen
b. fluorine
c. magnesium
d. oxygen
Answers: 2
Chemistry, 21.06.2019 20:30
Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other
Answers: 2
Chemistry, 22.06.2019 06:30
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Answers: 1
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Determine type of reaction & predict the product c3h12+o2 =
Answers: 1
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Answers: 1
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