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1. Which of the following is best for determining the type of bond that will form between atoms when forming a compound?

the number of valence electrons for each element
the difference in the elements' electronegativity
the atomic radius of each element
the atomic number of each element

2. Which type of bond will hold nitrogen (#7) and chlorine (#17) together if they form a compound?

covalent
hydrogen
ionic
metal

3. Which type of bond will hold nitrogen (#7) and magnesium (#12) together if they form a compound?

covalent
hydrogen
ionic
metal

4. A titration attempts to find the ______________ of a known titrant needed to neutralize or reach a reaction endpoint with a known volume of a solution with unknown concentration.

concentration
volume
mass
color

5. In an acid-base neutralization titration, where the end point is a neutral solution, the unknown concentration of the receiving solution can be calculated because...

the concentrations of the acid solution must match the concentration of the basic solution
the volume of the acidic solution must match the volume of the basic solution
moles of H3O+ ions donated by the acid must match the moles of OH- ions donated by the base
volume of the titrant must be half of the solution formed from the titration

1. b
2. d
3. a
4. c
5. c

Sagot :

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