CHEM133 Lesson 3 quiz (14-21)

please solve only question 11

general Chemistry , please solve question 1 and 2

question and the answers apart and make grading harder.) 9) Please DO NOT USE "red color" font when typing your answers. Consider the isoelectronic (they all have the same number of electrons) species K*, Ca2+, S², and Cl' to answer the following question: Part A (2 points): Which of these species has the largest ionic radius? Part B (2 points): Explain why the species you chose above has the largest ionic radius. Be sure to include ideas of forces in your response. COPY AND PASTE THIS BELOW IN THE BOX PROVIDED TO HELP GUIDE YOUR RESPONSE: Part A (2 points): Which of these species has the largest ionic radius? Answer: Part B (2 points): Explain why the species you chose above has the largest ionic radius. Be sure to includo ide

Are you able to determine the formula of the compound? Explain why or why not.  Discuss what you know about element properties here as they are related to this question Substance Name and Formula State Physical observations Flame colour   KI Potassium iodide     Solid ·         White ·         Powder ·         Reassemble coconut flakes   Violet   CA(NO3) 2 Calcium nitrate     Solid ·         Translucent ·         White ·         Flakey ·         Resembles sanding sugar     Pink   CuSO4 Copper sulphate     Solid ·         Blue ·         Has an similar shape/form as an circular shape ·         Looks like blue glitter/shiny sprinkles     Green   Sr(NO3) 2 Strontium nitrate     Solid   ·         White ·         Looks similar to granulated salt   Pink   CaCl2 Calcium chloride     Solid ·         White ·         Resembles crushed pieces of ice   Orange   NaNO3 Sodium nitrate     Solid ·         White ·         Looks small…

Question #5 plz

101 Chem101 A app.101edu.co Question 16 of 28 Subm Which of these ions is isoelectronic to the oxide anion O2-? A) K* B) Mg2+ C) CI- D) S²- E) Pb2+

Which ion is unlikely to exist?? Se2-, Rb2+, Ca2+, Br-, As3-

Pls help ASAP

takeAssignment/takeCovalentActivity.do?locator-assignment-take mamam Complete the following table: Ion Formula Cr²+ Ni²+ Fe³+ Submit Answer Q Search Use the References to access important values if needed for this question. Retry Entire Group 8 Ion Formula Compound Formula IT F S²- LD-COEGU952 6 2 hp 19 8 more group attempts remaining 110 ▶11 DI 112 prt sc GS Ne

Chrome File Edit View History Bookmarks People Tab Window Help Hcc Dashboar x E Buy Essay x G find some x © Periodic T x A ALEKS - J X Hộc Chapter 5 x E GroupMe x + A www-awn.aleks.com/alekscgi/x/lsl.exe/10_u-IgNsIkr7j8P3jH-IQİHQRDYV_6Ux63SypJXz0Coxvwqgg4JkWIZFgD9QGprD.. O GASES Jacqueli Using Charles's Law An arctic weather balloon is filled with 5.50 L of helium gas inside a prep shed. The temperature inside the shed is 13. °C. The balloon is then taken outside, where the temperature is 8. °C. Calculate the new volume of the balloon. You may assume the pressure on the balloon stays constant at exactly 1 atm. Round your answer to 3 significant digits. Explanation Check 2021 McGraw-Hill Education. All Rights Reserved Terms of Use Privacy Acce MasD

Element name Group # of Lose or Charg lon Name of Electron And symbol, # Valence gain Formul The ion configuration Of the lon e Atomic # electron electrons on ion a Fluorine (F) 9 Flouride 1s(2),25(2),2p(2) 17 7 Gain 1 -1 F- ION Magnesium (Mg)_12 2 2 Lost 2 +2 Ng+2 Magnesium 1s(2), 25(2), 2p(6) lon Nitrogen (N) 7 1s(2), 25(2), 2p(6)| 15 Gain 3 -3 N3- Nitride ion Aluminum 13 (AI)_ 13 Hydrogen (H) 1 Making anion Sulfur (S) 16 16 Neon (Ne)_10 18 Iron (Fe) Lost 2 ....** el. Titanium (TI) 4 Lost 3 el. Lead (Pb) 14 Lost 4 el. Chromium Co+3 .... +3 (Co) co

Consider an ion with the symbol Y3- formed from a representative element (Y is an unknown element, not yttrium). You may want to reference (Pages 176 - 180) Section 6.3 while completing this problem. Part A What is the group number of the element? Submit Previous Answers Request Answer

Answers with solutions, how you got that answer

Pls help ASAP. Pls provide whether its true or false.

1. The potassium ion Kt is isoelectronic with which of the following? a) 02- b) F- c) S2- d) Na + e) Al3+

SWrite electro X 6 uzdLQYhAS) x G Predict the t x 6 Periodic Tab x b Answered: X 0 mySigTau w.com/ilrn/takeAssignment/takeCovalentActivity.do?locator%3Dassignment-take M (no subject) X Electronega X + Write the electron configurations for the following species: [References] (Do not use noble gas notation and enter the subshells in the order in which they are filled. Express your answer as a series of orbitals. For example, the electron configuration of Li would be entered in complete form as 1s²2s'.) a. Al3+ b. Rb+ c. Se?- d. P3-

question #7 on my review sheet

Of the following, only __________ is not a metalloid. Group of answer choices Si Al B Ge As