Give the coordination number and the charge of the central metal ion in each coordination compound: For the charges, enter your answers with the correct sign. e. g. if you think the answer is +1, enter the positive sign followed by the number 1. Na2[Zn(OH)4]
Coordination Number:
Charge:
K[Co(H2O)2(C2O4)2]
Coordination Number:
Charge:
[Ru(H2O)2(NH3)2Cl2]Br
Coordination Number:
Charge:

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table