quiz 5
How many lone pairs of electrons are in the electron-dot structure of H2O?
2
Write the formula for carbon tetraiodide
CI4
Write the correct formula for the compound iron (III) sulfide
Fe2S3
Write the correct name of the following compound: Al2(SO4)3
aluminum sulfate
Which of the following elements does not exist as a diatomic molecule?
carbon
The main interactions between molecules of hydrogen are examples of
dispersion forces.
The molecular shape of the carbon dioxide (CO2 ) is
linear
Write the correct name of the following compound: MgCl2
magnesium chloride.
In ionic compounds, __________ lose valence electrons to form positively charged __________.
metals; cations
Write the correct name of the compound: NCl3
nitrogen trichloride.