Which of these is not a monomer for a high molecular mass silicone polymer?

1. Me2SiCl2 2. Me3SiCl
3. PhSiCl3 4. MeSiCl3
Subtopic:  Properties of Structure of SiO2 & Other Compounds |
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The basic structural unit of silicates is:

1. SiO44–

2. SiO32–

3. SiO42–

4. SiO

Subtopic:  Properties of Structure of SiO2 & Other Compounds |
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Incorrect statement among the following is: 
1. Quartz is extensively used as a piezoelectric material.
2. Silicones are a group of organosilicon polymers, which have (-R2SiO-) as a repeating unit.
3. Basic structural unit in silicates is the SiO44– tetrahedron.
4. Feldspars are not aluminosilicates.
Subtopic:  Properties of Structure of SiO2 & Other Compounds |
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Which one of the following anions is present in the chain structure silicates?

1. Si2O76-

2. (Si2O52-)n

3. (SiO32-)n

4. SiO44-

Subtopic:  Properties of Structure of SiO2 & Other Compounds |
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