Question

2. Ionic molecules generally have higher melting points than covalent molecules because
a. electrons are shared in covalent molecules so it takes more energy to break the chemical bonds
b. electrons are shared in ionic molecules so it takes less energy to break the chemical bonds
c. electrons are not shared in covalent molecules so it take less energy to break the chemical bonds
d. electrons are not shared in ionic molecules so it takes more energy to break the chemical bonds