1. very high temperature is needed
2. Electrolytic products are different from fluorine
3. Very low temperature is required
4. HF is a non-electrolyte
Electrolytic products are different from fluorine
1. +1
2. -1
3. +2
4. -3
-1
1. 6
2. 3
3. 4
4. 2
4
1. Mg (atomic number 12)
2. S (atomic number 16)
3. B( atomic number 5)
4. Te ( atomic number 52)
S (atomic number 16)
1. 8
2. 16
3. 24
4. 50
50
1. (i) and (ii)
2. (ii) and (iii)
3. none of them
4. all of them
(i) and (ii)
1. PCl3
2. SCl2
3. I-
4. I+
I<sup>+</sup>
1. BF3
2. AlCl3
3. BeCl2
4. SnCl2
BeCl<sub>2</sub>
1. Oxidation of silver
2. reduction of copper
3. oxidation of copper
4. reduction of silver
oxidation of copper
1. 7.11
2. 14.22
3. 28.44
4. 56.88
14.22