Which of the Following Statements Is/are Correct

question 20

Multiple Choice

Which of the following statements is/are correct?
i.A molecule is nonpolar if it contains only nonpolar bonds
ii.A polar molecule is one in which there is an asymmetrical distribution of charge.
iii.If the central atom in a molecule has no lone pairs and all the atoms bonded to it are identical,the molecule is nonpolar.

• A)i only
• B)ii only
• C)iii only
• D)i and iii
• E)All statements are correct

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Definitions:

Clinical Significance

An attribute of research results, referring to the practical utility of the treatment studied, which does not follow automatically from the results’ statistical significance.

Statistical Significance

An attribute of research results when it is extremely unlikely that they could have occurred purely by chance. The standard by which most research is judged as valuable or worthy of being published.

Practical Utility

Refers to the usefulness or applicability of something in real-world situations, often considering efficiency and cost-effectiveness.

Case Study

A research method involving an in-depth, detailed examination of a subject or its context.