Heavy molecules need higher temperature to overcome their stronger .
A: ionic bonds
B: covalent bonds
C: intermolecular forces
D: --
A: ionic bonds
B: covalent bonds
C: intermolecular forces
D: --
举一反三
- 中国大学MOOC: Heavy molecules need higher temperature to overcome their stronger .
- The non-covalent intermolecular forces described in this video behave differently. How are the forces ranked in terms of their energy? A: Van Der Waals > Ionic > Hydrogen bonds B: Ionic > Van Der Waals > Hydrogen bonds C: Ionic > Hydrogen bonds > Van Der Waals D: Hydrogen bonds > Ionic > Van Der Waals
- Among the following substances, which have both ionic and covalent<br/>bonds ( ) A: KCl B: CO C: Na2SO4 D: NH4+
- Among the following particles, which contains both ionic and covalent bonds is ( ) A: Ca(OH)2 B: H2O2 C: Na2O D: MgCl2
- Both covalent bonds and noncovalent bonds are needed to form a macromolecular assembly