In Which One of the Following Species Is the Central

question 61

Multiple Choice

In which one of the following species is the central atom (the first atom in the formula) likely to violate the octet rule?

• A)BF ₄ ⁻
• B)XeO ₃
• C)SiCl ₄
• D)NH ₃
• E)CH ₂Cl ₂

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Definitions:

Health Risk

The probability of experiencing harm or loss because of lifestyle, environmental, or genetic factors.

Insignificant Proportion

A term used to describe a quantity that is too small to be deemed meaningful or to have an impact in a particular context.

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The perception or actuality of assistance and solidarity available from social networks, crucial for mental and physical health.

Alameda County Study

A long-term research project that began in the 1960s, investigating how lifestyle factors such as diet, exercise, and social ties affect longevity and health.