Chemistry, 01.12.2020 21:10 McKenzie8409
Which of the following accurately describes properties of valence?
A. Metals tend to have a negative valance and tend to be electron borrowers.
B. The smaller the number of electrons and atom has to borrow or to lend, the greater the activity of the atom.
C. The greater the number of electrons an atom has to borrow or to lend, the greater the activity of the atom.
D. Nonmetallic elements tend to have a positive valence and tend to be electron borrowers
Answers: 1
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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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Chemistry, 22.06.2019 01:40
Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.
Answers: 1
Chemistry, 22.06.2019 10:10
What shape would a molecule with two bound groups and two lone pairs have?
Answers: 1
Which of the following accurately describes properties of valence?
A. Metals tend to have a negativ...
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