type of bond & bond breaking

2008-03-02 9:00 am
1.name the type of bond broken in the following processes:

C6H12O6(s) + 6O2(g)----->6CO2(g) + 6H2O(l)
1/2H2(g) +1/2Cl2(g)----->HCI(g)

2.name the type or types of bond present in the following structures:

ice
graphite
daimond
sodium chloride
caesium chloride
carbon dioxide

回答 (2)

2008-03-03 11:22 am
✔ 最佳答案
C6H12O6(s) 6O2(g)----->6CO2(g) 6H2O(l)
covalent bond in C6H12O6
covalent bond in O2

1/2H2(g) 1/2Cl2(g)----->HCI(g)
covalent bond in H2
covalent bond in Cl2

ice: covalent bonds between H atoms and an O atom in a water molecule, hydrogen bonds between H atoms of a water molecule and an O atom of another water molecule/ between an O atom of a water molecule and H atoms of another water molecule

graphite: covalent bonds between C and other 3 C atoms, var der Waal's forces between layers of molecule

daimond: covalent bonds between C and other 3 C atoms

sodium chloride: ionic bonds between Na and Cl ions

caesium chloride: ionic bonds between Cs and Cl ions

carbon dioxide: covalent bonds between C and O atoms
2008-03-02 10:23 am
估的,不要盡信!!!

1. covalent bond (可能要加埋intermolecular force)

2. ice-----H-bond + Covalent bond
graphite, diamond----Covalent bond
NaCl, CsCl-------Ionic bond
Carbon dioxide-------- Covalent bond (+ intermolecular force)
參考: 自己


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