Description
1 an atom of rubidium formsa monatomic ion, which of the following ions does it most likely form
Rb2-
Rb-
Rb2+
Rb+
2 on the basis of elecrtonegatvity which of these pairs of elements is most likely to form monoatomic ions
O and F
Ba and O
Cs and Rb
Na and K
3 which of the following pairs of elements would most likely combine to form a salt
Ca and C
Mg and Cl
In and Fe
Ne and F
4 on the basis of bonding which of the following compounds has the highest boiling point
sodium chloride
glucose
water
alcohol
5 which of the following substances BEST conducts electricity in an aqueous solution
CH3OH
H2O
CO2
KCI
6 on the basis of chemical structure which of the following solids will most easily conduct electricity
FeO2
Cu
NaCl
CaF2
7 which of the following is a monatomic atom
NH4+
Fr+
SO4^2-
F-
8 which of the following is true about NH4+
it is a ployatomic caiton because it has more than one atom and a negative charge
it is a polyatomic caiton because it has more than one atom and a positive charge
it is a polyatmic anion because it has more than one atom and a negative charge
it is a polyatomic anion because it has more than one atom and a positive charge
9 which BEST describes C2O4^2-
10 for the hypothcheticasl compound AX3- which of the following statements is true
A is a metal from group 3A and X is a nonmetal from group 7A
A is a metal from group3A and X is a nonmetal from group5A
A is a metal from group 1A and X is a metal from group 7A
A is a nonmetal from group 3A and X is a metal from group 1A
Explanation & Answer
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