One of your classmates draws an electron dot diagram for a helium atom with two dots. He
tells you that these dots mean each helium atom has two unpaired electrons and can gain,
lose, or share electrons to have four pairs of valence electrons and become stable. What is
wrong with your classmate's argument?
Answers: 3
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Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d
Answers: 1
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Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
Answers: 1
Chemistry, 22.06.2019 15:00
Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 · 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 · 3h2o
Answers: 1
One of your classmates draws an electron dot diagram for a helium atom with two dots. He
tells you...
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