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Solved: Explain the observed trend in the melting points

Introductory Chemistry | 5th Edition | ISBN: 9780321910295 | Authors: Nivaldo J Tro ISBN: 9780321910295 34

Solution for problem 101P Chapter 12

Introductory Chemistry | 5th Edition

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Introductory Chemistry | 5th Edition | ISBN: 9780321910295 | Authors: Nivaldo J Tro

Introductory Chemistry | 5th Edition

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Problem 101P

PROBLEM 101P

Explain the observed trend in the melting points of the alkyl halides. Why is HF a typical?

Compound

Melting Point

HI

−50.8 °C

HBr

−88.5 °C

HCl

−114.8 °C

HF

−83.1°C

Step-by-Step Solution:

Solution 101P

Step 1:

When the atomic number of the element increases, it must be certain that their attractive force increases also. An analogy: a heavier planet can attract more strongly than a lighter planet. Anyway, when the atomic number of the element increases the number of electrons present in them also increases.

Step 2 of 2

Chapter 12, Problem 101P is Solved
Textbook: Introductory Chemistry
Edition: 5
Author: Nivaldo J Tro
ISBN: 9780321910295

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Solved: Explain the observed trend in the melting points

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