Which of the Following Molecules Contain Both Covalent and Ionic

question 31

Multiple Choice

Which of the following molecules contain both covalent and ionic bonds? $$\begin{array} { c c c c } \mathrm { NaCl } & \mathrm { NH } _ { 4 } \mathrm { OH } & \mathrm { CH } _ { 3 } \mathrm { OH } & \mathrm { MgCO } _ { 3 } \\\text { I } & \text { II } & \text { III } & \text { IV }\end{array}$$

• A) I, II
• B) I, IV
• C) II, III
• D) II, IV

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Definitions:

Effective Interest Method

An accounting technique used to allocate the interest expense or income of a bond over its life in a way that yields a constant rate of return.

Interest Expense

The cost incurred by an entity for borrowed funds, which is considered a non-operating expense on the income statement.

Semiannually

Occurring twice a year, typically used in the context of payments, interest accruals, or reporting periods.

Effective-interest Method

A method of amortizing bond discounts or premiums that reflects the constant rate of interest over the life of the bond with respect to its carrying value at the beginning of each interest period.