From What Are Ortho-Silicates Built

question 78

Multiple Choice

From what are ortho-silicates built?

• A)SiO₂^2-
• B)SiO₂^4-
• C)SiO₄^2-
• D)SiO₄
• E)SiO₄^4-

---

Definitions:

Miscarriage

The spontaneous loss of a pregnancy before the fetus can survive outside the womb, usually before 20 weeks of gestation.

Fertility Problems

Difficulties in conceiving a child due to reproductive health issues in either partner.

Third Trimester

The final phase of pregnancy, spanning from week 28 to childbirth, during which significant fetal growth and development occur.

German Measles

A contagious viral infection, also known as rubella, characterized by a distinctive red rash, mild fever, and swollen glands, primarily affecting children.