Choose the INCORRECT Statement About Silicon

question 36

Multiple Choice

Choose the INCORRECT statement about silicon.

• A)Silicon forms on stable oxide.
• B)Silicon exhibits more catenation than carbon.
• C)Sand and quartz are SiO₂.
• D)The central feature of silicates is the SiO₄^4- tetrahedron.
• E)A silicone is a compound with an alternating silicon and oxygen chain as a backbone with carbon containing groups as sidechains.

---

Definitions:

Direct Material Used

Direct material used refers to the raw materials that are directly incorporated into a product being manufactured.

Materials Purchased

The total cost of raw materials bought for use in the production process.

Materials Quantity Variance

The difference between the actual quantity of materials used in production and the quantity expected, multiplied by the standard cost per unit.

Standard Quantity

The expected amount of materials or input needed to produce a unit of output.