Question: How do electron affinities vary down a group?

How do electron affinities vary down a group?

Step by Step Solution

★★★★★

3.69 Rating (149 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The electron affinity of an element generally decreases down a group in the periodic table This mean... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Chemistry Principles And Practice Questions!

Q:

The electron affinities, in kJ / mol, for the group 1B and group 2B metals are (a) Why are the electron affinities of the group 2B elements greater than zero? (b) Why do the electron affinities of...

Q:

Group 4A elements have much more negative electron affinities than their neighbors in groups 3A and 5A (see Figure 7.11). Suggest an explanation. 1A 8A He 73 2A 3A 4A 5A 6A 7A >0 Li Be -27 -122...

Q:

On the blank periodic table in the margin locate the group expected to have (a) The most negative electron affinities in each period (b) The least negative electron affinities in each period (c) All...

Q:

Please answer all parts of the question 2. Answer ALL parts a)-e). The electron affinities for the sand p block elements are given below (values in kJ molt) H -73 LI -60 Na -53 K -48 Rb -47 Cs -46 Be...

Q:

help please! Complete the following statement by choosing the most appropriate answer. between and elements. Two anomalies (or discontinuities) occur in periodic trends for the and respectively. For...

Q:

The accompanying graphs show the first ionization energies and electron affinities of the period 3 elements. Refer to the graphs to answer the questions that follow. a. Describe the general trend in...

Q:

In the second row of the periodic table, Be, N, and Ne all have endothermic (unfavorable) electron affinities, whereas the other second- row elements have exothermic (favorable) electron affinities....

Q:

Which statement below regarding electron affinity is FALSE? Electron affinity values are usually negative because the association of an electron with a positive nucleus should produce an ion that is...

Q:

Calculate H for the following process: K(g) + Br(g) KBr(s) The lattice energy of KBr is 689 kJ/mol, and the ionization energy of K is 419 kJ/mol. The electron affinity of Br is given in Table 8.4....

Q:

A method for estimating electron affinities is to extrapolate Z eff values for atoms and ions that contain the same number of electrons as the negative ion of interest. Use the data in the table to...

Q:

Consider the following sequence of reactions. There is no work-up done between reactions. NaOCHs CHOH HCI, HO heat FO [6 marks]

Q:

What are compulsory investments? Give several examples.

Q:

ActivitiesAspects of Accounting 1 . Measuring the costs of a product . 2 . Inputting an employee sales commission . 3 . Preparing financial statements . 4 . Presenting financial information . 5 ....

Q:

Preparing a schedule of cash payments for selling and administrative expenses Larsen is a retail company specializing in mens hats. Its budget director prepared the list of expected operating...

Q:

Starting with the Maxwell speed distribution, demonstrate that the probability distribution for translational kinetic energy for ε Tr >> kT is given by: 3/2 -, /RT 1/2 dr SE,Jder, - 2 ...

Q:

Using the distribution of particle translational kinetic energy provided in Problem P33.19, derive expressions for the average and most-probable translational kinetic energies for a collection of...

Q:

Using the distribution of particle translational kinetic energy provided in Problem P33.19, derive an expression for the fraction of molecules that have energy greater than some energy . The rate...

Q:

Buble Bee Sdn Bhd is engineering company which uses job costing to attribute costs to individual products and services provided to its customers. The company has three production departments which...

Q:

View * Saved Search eview View Help in viruses. Unless you need to edit, it's safer to stay in Protected View Enable Editing Mobile App Get started New Perspectives PowerPoint 2 0 1 9 | Modules 1 - 2...

Q:

Kenneth Anderson works 2 separate jobs for Mesa Company. During the week, Jobs A consisted of 38 hours at $20 per hour. Job B involved 15 hours at $14 per hour. If the *average rate basis* for...