Homework Answers
Add Answer to:
please explain all
18. Which choice contains a set of isoelectronic species? A. O?-and Nat B....
12. Use the octet rule to predict the number of bonds Si, P, Se, and Cl...
12. Use the octet rule to predict the number of bonds Si, P, Se, and Cl are likely to make in a molecule. a. four, five, six, seven, respectively b. three, three, two, two, respectively four, three, two, one, respectively d. four, one, one, one, respectively e. four, four, three, three, respectively 13. (ACS question) How many nonbonding pairs of electrons are on the central atom in IF3? a 4 b. 3 6.2 d. 1 e. O 14. Select the...
please help in all sections asap! The following two drawings are resonance structures of one compound....
please help in all sections asap!
The following two drawings are resonance structures of one compound. a-o But the following two drawings are not resonance structures Not resonance structures They are, in fact, two different compounds. Choose the correct explanation(s). Select all that apply. Benzene does not have three C-C single bond and three C-C double bonds. In fact, all six C-C bonds of the ring have the same bond order and same length. Benzene have three C- single bond...
Chemistry problem help as soon as possible. 21. Which of the following has the bonds ranked...
Chemistry problem help as soon as possible.
21. Which of the following has the bonds ranked in correct order in tems of polarity, from the mo polar to the least polar? (bonds: O-S, N-H, F-S. O-H, and N-Br Electronegativity values F-40 o-3.5. N a. F-S, O-H, O-S, N-H, N-Br 30. Br#28,s-25,Hs21 b. O-H, F-S, O-S, N-Br, N-H e. None of the above is correct 22. Which of the following statements regarding covalent bonds is faise? a. Double bonds are formed...
8. Select the true statement. a. Atomic radius increases going from left to right across a...
8. Select the true statement. a. Atomic radius increases going from left to right across a period. b. The p electrons in fluorine are more poorly shielded from the nuclear charge than the p electrons in carbon. c. Cations are larger than their corresponding neutral atoms. d. Anions are smaller than their corresponding neutral atoms. e. Ionic radius generally decreases down a group. 9. (ACS question) Which of these elements has the highest first ionization energy? a. Ne b. F...
Please add explanation if you can Q1) What is the formal charge on each atom in...
Please add explanation if you can Q1) What is the formal charge on each atom in dichloromethane, CH2Cl2? a. C atom = 0, each H atom = 0, and each Cl atom = 0 b. C atom = –2, each H atom = +1, and two Cl atoms = 0 c. C atom = +4, each H = –1, and each Cl atom = –1 d. C atom = +4, each H = +1, and each Cl atom = –1...
Please answer ALL of the following questions!!! Thanks!!! And please briefly explain how you got the...
Please answer ALL of the following questions!!!
Thanks!!! And please briefly explain how you got the answer to each
question.
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
The trend for electronegativity values decreases A. Down a group and left to right across a period B. Up a group and left to right across a period Down a group and right to left across a period D.Up a group and...
25-30 25. Which of the atoms listed below is the most electronegative? A) Li B) Cs...
25-30
25. Which of the atoms listed below is the most electronegative? A) Li B) Cs C)P D) As E) Ge 26. The number of pi bonds in the molecule below is ?? ?? A) 2. B) 4. C) 6. D) 10. E) 15 27 Which of the following molecules have the same geometries? 28. Which of the following is a basic oxide? 29. Which of the following elements behaves chemically similarly to oxygen? 30 Lanthanide (or rare earth elements)...
helppp! low the possible pairing In the DNA double hedix secary stru b ase S o keep the distance between DNA de Belo...
helppp!
low the possible pairing In the DNA double hedix secary stru b ase S o keep the distance between DNA de Belo wa bax und all possible hydro d de site (e) Circle all lone pairs that could be hydro band e ception Note for Part The nitrogen atoms with three single bonds can electrons that could form a bonbonding per are involved in (b) Draw a dashed line between the likely hydrogen-bonding (e) Assuming that stronger hydrogen bonding...
if possible please explain why. 2. When a molecule has four electron groups with none of...
if possible please explain why.
2. When a molecule has four electron groups with none of them lone pairs, the molecular geometry will be A) bent B) trigonal pyramidal ) tetrahedral D) linear E) none of the above 3. What is the molecular shape of an ammonia molecule, NH3? A) bent B) linear C) tetrahedral D) trigonal pyramidal E) none of the above 4. What is the total number of valence electrons in one molecule of S2Cl2? A) 13 B)...
please help in all sections asap!! Which type of electron is the highest in energy? An electron in an an...
please help in all sections asap!!
Which type of electron is the highest in energy? An electron in an anti-bonding molecular orbital. An electron in a bonding molecular orbital. An electron in an atomic orbital. O A non-bonding electron. Choose a systematic name for the following compound. 1,4 dimethyl ethyl benzene 1,4 diethyl methyl benzene 1,4-diisopropylbenzene 1,4 dipropylbenzene Answer the following questions. -OR Would you expect the above compound to be aromatic? Yes No Choose the correct explanations for the...
12. Use the octet rule to predict the number of bonds Si, P, Se, and Cl are likely to make in a molecule. a. four, five, six, seven, respectively b. three, three, two, two, respectively four, three, two, one, respectively d. four, one, one, one, respectively e. four, four, three, three, respectively 13. (ACS question) How many nonbonding pairs of electrons are on the central atom in IF3? a 4 b. 3 6.2 d. 1 e. O 14. Select the...
please help in all sections asap!
The following two drawings are resonance structures of one compound. a-o But the following two drawings are not resonance structures Not resonance structures They are, in fact, two different compounds. Choose the correct explanation(s). Select all that apply. Benzene does not have three C-C single bond and three C-C double bonds. In fact, all six C-C bonds of the ring have the same bond order and same length. Benzene have three C- single bond...
Chemistry problem help as soon as possible.
21. Which of the following has the bonds ranked in correct order in tems of polarity, from the mo polar to the least polar? (bonds: O-S, N-H, F-S. O-H, and N-Br Electronegativity values F-40 o-3.5. N a. F-S, O-H, O-S, N-H, N-Br 30. Br#28,s-25,Hs21 b. O-H, F-S, O-S, N-Br, N-H e. None of the above is correct 22. Which of the following statements regarding covalent bonds is faise? a. Double bonds are formed...
8. Select the true statement. a. Atomic radius increases going from left to right across a period. b. The p electrons in fluorine are more poorly shielded from the nuclear charge than the p electrons in carbon. c. Cations are larger than their corresponding neutral atoms. d. Anions are smaller than their corresponding neutral atoms. e. Ionic radius generally decreases down a group. 9. (ACS question) Which of these elements has the highest first ionization energy? a. Ne b. F...
Please answer ALL of the following questions!!!
Thanks!!! And please briefly explain how you got the answer to each
question.
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
The trend for electronegativity values decreases A. Down a group and left to right across a period B. Up a group and left to right across a period Down a group and right to left across a period D.Up a group and...
25-30
25. Which of the atoms listed below is the most electronegative? A) Li B) Cs C)P D) As E) Ge 26. The number of pi bonds in the molecule below is ?? ?? A) 2. B) 4. C) 6. D) 10. E) 15 27 Which of the following molecules have the same geometries? 28. Which of the following is a basic oxide? 29. Which of the following elements behaves chemically similarly to oxygen? 30 Lanthanide (or rare earth elements)...
helppp!
low the possible pairing In the DNA double hedix secary stru b ase S o keep the distance between DNA de Belo wa bax und all possible hydro d de site (e) Circle all lone pairs that could be hydro band e ception Note for Part The nitrogen atoms with three single bonds can electrons that could form a bonbonding per are involved in (b) Draw a dashed line between the likely hydrogen-bonding (e) Assuming that stronger hydrogen bonding...
if possible please explain why.
2. When a molecule has four electron groups with none of them lone pairs, the molecular geometry will be A) bent B) trigonal pyramidal ) tetrahedral D) linear E) none of the above 3. What is the molecular shape of an ammonia molecule, NH3? A) bent B) linear C) tetrahedral D) trigonal pyramidal E) none of the above 4. What is the total number of valence electrons in one molecule of S2Cl2? A) 13 B)...
please help in all sections asap!!
Which type of electron is the highest in energy? An electron in an anti-bonding molecular orbital. An electron in a bonding molecular orbital. An electron in an atomic orbital. O A non-bonding electron. Choose a systematic name for the following compound. 1,4 dimethyl ethyl benzene 1,4 diethyl methyl benzene 1,4-diisopropylbenzene 1,4 dipropylbenzene Answer the following questions. -OR Would you expect the above compound to be aromatic? Yes No Choose the correct explanations for the...
Most questions answered within 3 hours.
-
For the element arsenic, which one of the following sets of
quantum numbers could not apply...
asked 1 minute from now -
Compare and contrast the architectures of 3 types of ADCs:
Flash, SAR, and pipelined. Use the...
asked 44 seconds from now -
Given P(A) = 0.40, P(B) = 0.50, P(A ∩ B) = 0.15. Which of the
following...
asked 3 minutes ago -
Explain changes in workforce participation for women with
children. What legislation exists related to work and...
asked 5 minutes ago -
How high must a pointed arch be if it is to span a
space 4.2 m...
asked 11 minutes ago -
A housepainter who weighs 750 N stands 0.6 m from one end of a
2.0 m...
asked 12 minutes ago -
Implement Singly Linked List detectLoop in Java.
It would check whether the linked list contains a...
asked 16 minutes ago -
A small mailbag is released from a helicopter that is descending
steadily at 2.10 m/s.
After...
asked 16 minutes ago -
Write a C – program that calls a user-defined function from
within main() that determines the...
asked 20 minutes ago -
For a 2-Level design, with 8 factors, a recommended screening
design model is:
a. Taguchi L12...
asked 1 hour ago -
1. Define a function in python that returns the sum of the
following 4 lists. Remember...
asked 51 minutes ago -
Elspeth, associate research specialist for a marketing research
firm in a large Midwestern city, had just...
asked 51 minutes ago