Access over 20 million homework & study documents

reaction mechanisms

Content type
User Generated
Subject
Chemistry
Type
Exam Practice
Rating
Showing Page:
1/5
1. The covalent bond is formed through sharing the pair of electrons between the two atoms.
When the atoms are equal, then occurred bond is the non-polar covalent bond.
When the bond is formed by different atoms, the polar covalent or sometimes the ionic bond
occurs.
2. Boron atom have the atomic number 5, hence its nucleus contains 5 protons, and it has the five
electrons. Its electronic configuration is 1s
2
2s
2
2p
1
, or it can be shown as [He]2s
2
2p
1
.
3.
i. H
2
O
ii. HF
iii. C
2
H
5
CH(OH)C
2
H
5
C-C bond is weakly polar and its effect on the total dipole moment in the first approximation can
be neglected. The carbon chain is shown as R on the picture:

Sign up to view the full document!

lock_open Sign Up
Showing Page:
2/5
iv. Cu–CH
3
Polar covalent, partially ionic bond.
v. CCl
4
Molecule CCl
4
is non-polar despite the polarity of all C→Cl bonds. The CCl
4
, molecule has the
tetrahedral symmetry, therefore the dipole moments of bonds balance each other, and the total
dipole moment of molecule is zero.
4.
a.
b.
c.

Sign up to view the full document!

lock_open Sign Up
Showing Page:
3/5

Sign up to view the full document!

lock_open Sign Up
End of Preview - Want to read all 5 pages?
Access Now
Unformatted Attachment Preview
1. The covalent bond is formed through sharing the pair of electrons between the two atoms. When the atoms are equal, then occurred bond is the non-polar covalent bond. When the bond is formed by different atoms, the polar covalent or sometimes the ionic bond occurs. 2. Boron atom have the atomic number 5, hence its nucleus contains 5 protons, and it has the five electrons. Its electronic configuration is 1s22s22p1, or it can be shown as [He]2s22p1. 3. i. H2O ii. HF iii. C2H5CH(OH)C2H5 C-C bond is weakly polar and its effect on the total dipole moment in the first approximation can be neglected. The carbon chain is shown as R on the picture: iv. Cu-CH3 Polar covalent, partially ionic bond. v. CCl4 Molecule CCl4 is non-polar despite the polarity of all C?Cl bonds. The CCl4, molecule has the tetrahedral symmetry, therefore the dipole moments of bonds balance each other, and the total dipole moment of molecule is zero. 4. a. b. c. d. 5. (a): SN2 (b): E1 (c): SN1 (d): AdN2 (e): E2 (f): AdN2 ...
Purchase document to see full attachment
User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Anonymous
Really helpful material, saved me a great deal of time.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4