This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The atomic radius of main-group elements generally increases down a group because ________. A) ... (Read 62 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Aug 27, 2018
The atomic radius of main-group elements generally increases down a group because ________.
 
  A) effective nuclear charge increases down a group
  B) effective nuclear charge decreases down a group
  C) effective nuclear charge zigzags down a group
  D) the principal quantum number of the valence orbitals increases
  E) both effective nuclear charge increases down a group and the principal quantum number of the valence orbitals increases

Question 2

A sample of CH2F2 with a mass of 19 g contains ________ atoms of F.
 
  A) 2.2  1023
  B) 38
  C) 3.3  1024
  D) 4.4 1023
  E) 9.5
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

diana chang

  • Sr. Member
  • ****
  • Posts: 288
Reply #1 on: Aug 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


deesands

  • Member
  • Posts: 514
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

LegendaryAnswers

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Aquatic microclimates: aquatic environments generally show less temperature variation compared to te Aquatic microclimates: aquatic environments generally show less temperature variation compared to te
Formed elements of blood: erythrocytes, leukocytes (neutrophils, eosinophils, basophils, lymphocytes Formed elements of blood: erythrocytes, leukocytes (neutrophils, eosinophils, basophils, lymphocytes
Reduction of the carbonyl group on a sugar Reduction of the carbonyl group on a sugar
Mix Up Your Choices within Each Food Group Mix Up Your Choices within Each Food Group
Calculate the atomic mass of element Calculate the atomic mass of element
A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ... A uniform solid cylinder of radius R and a thin uniform spherical shell of radius R both roll ...
Video: Bone tissue types - compact and spongy

For a complete list of videos, visit our video library