Lewis Dot Structures: Neutral Compounds (Simplified) Practice Problems

Considering the bonding preference of each atom, show the best Lewis dot structure for methoxyethane (H₃COCH₂CH₃). Note that the atoms are in the order C-O-C-C.

Considering the bonding preference of each atom, show the best Lewis dot structure for N-Methylhydroxylamine (H₃CHNOH). Note that N here is the central atom.

Phosphine is a highly flammable gas used in semiconductor industries. Determine the number of valence electrons, lone pairs, and bonding pairs in phosphine based on its Lewis structure given below:

Why is the chemical formula CBr₃ unlikely to be correct?

The reaction of stibane, SbH₃, with acid yields the stibanium ion, SbH₄⁺. Why does the ion have a +1 charge?

True or False. In an atom's outermost shell, a lone pair can be found, and in its innermost shell, a shared pair of electrons.

Given the condensed structure of CH₃CH₂CH₂OCH₂CH₂Cl, expand it to its corresponding structural formula.

Is the given image a possible structural formula for C₅H₁₀O₂? 

If not, describe the changes that need to be done so that it becomes a more possible structure.

Write the electron dot symbol for the molecule formed by the reaction of phosphorus with astatine. It should show the number of covalent bonds and lone pair of electrons.

Give the Lewis dot structure for the molecules carbon monoxide (CO) and phosphorus monoxide (PO). Compare their structures and provide insight into how their structures relate to their reactivity.

Which of the following shows the correct number of covalent bonds formed by each atom, as well as the electron dot symbols of the molecules with lines showing their covalent bonds?

i.  ii.

iii. iv.  

Calculate the total number of valence electrons in the Lewis structure of CHCl₂CHCl₂.

Draw the Lewis structure of PHF₂ so that the central P atom obeys the octet rule. Based on the drawing, answer the following:

The central P atom has ____ unshared pairs (lone pairs). 

The central P atom forms ____ single bonds.

The central P atom forms ____ double bonds.

What is the Lewis structure of CH₃PH₂ (skeletal structure H₃CPH₂)?