11. Bonding & Molecular Structure

In Lewis dot structures, when are multiple bonds (double or triple bonds) required between atoms?

In a triple bond between two atoms, how many electrons are shared?

How many sigma and pi bonds are present in the molecule C2H4 (ethene)?

Which of the following best describes how to calculate the heat of reaction (ΔH) using bond energies and Lewis structures?

In a Lewis dot structure, what does a single stick or line drawn between two atoms represent?

In Lewis dot structures, when is it appropriate to form double or triple bonds between atoms?

In the Lewis structure of carbon dioxide (CO_2), which atomic orbitals overlap to form the sigma and pi bonds between carbon and oxygen atoms?

In a Lewis dot structure of ethene (C_2H_4), which arrows would point to electrons involved in a pi bond?