1. C2H6
2. C2H4
3. C6H6
4. C2H2
C2H2
1. CH4
2. C2H5MgBr
3. C2H5OH
4. C2H5 – O – C2H5
C2H5MgBr
1. O
2. Se
3. S
4. Te
S
1. NH3
2. LiAlH4
3. Na Hg
4. K2Cr2O7
LiAlH4
1. Si(solid)
2. SiO2(vapour)
3. SiO2(solid)
4. Si(vapour)
Si(vapour)
1. 6.93X103
2. 6.93
3. 6.93X10-3
4. 0.693
6.93X10-3
1. 5
2. 6
3. 12
4. 13
13
1. P2
2. P4
3. P5
4. P16
P4
1. Ca(OH)2
2. P(OH)3
3. NH4OH
4. NaOH
P(OH)3
1. 500
2. 2700
3. 4000
4. 1000
2700