chapter10 PQ

 chapter10 PQ Essay

PART 10

Fluids and Hues

1 .

Buy the intermolecular forces (dipole-dipole, London distribution, ionic, and hydrogen-bonding) from weakest to strongest.

a)

dipole-dipole, London dispersion, ionic, and hydrogen-bonding b)

London, uk dispersion, dipole-dipole, hydrogen-bonding, and ionic c)

hydrogen-bonding, dipole-dipole, London dispersion, and ionic d)

dipole-dipole, ionic, Greater london dispersion, and hydrogen-bonding e)

London distribution, ionic, dipole-dipole, and hydrogen-bonding Ans: n

2 .

Hydrogen bonds account for which in the following declaration? a)

Hydrogen naturally is present as a diatomic molecule.

b)

Hydrogen is definitely combustible with oxygen.

c)

Water elements are curved or " V-shaped. "

d)

Surroundings is more dense than hydrogen gas.

e)

For its gustar mass, normal water has a high boiling level.

Ans: e

3.

Which in turn of the following would you have the highest boiling point? a)

F2

b)

Cl2

c)

Br2

d)

I2

e)

All of the previously mentioned have the same cooking food point.

Ans: d

four.

Which of the following must have the lowest cooking point? a)

Na2S

b)

HF

c)

NH3

d)

N2

e)

H2O

Ans: d

a few.

Which in the species under would you be prepared to show the least hydrogen binding? a)

NH3

b)

H2O

c)

HF

d)

CH4

e)

however

Ans: m

6.

The molecules within a sample of solid SO2 are interested in each other by a combination of a)

London pushes and H-bonding

b)

H-bonding and ionic bonding

c)

covalent developing and dipole-dipole interactions

d)

London causes and dipole-dipole interactions

e)

none of such

Ans: d

7.

Through which of the pursuing groups of substances would dispersion forces become the only significant factors in determining cooking food points?

My spouse and i. Cl2

II. HF

3. Ne

4. KNO2

Sixth is v. CCl4

a couple of

Chapter twelve: Liquids and Solids

a)

b)

c)

d)

e)

Ans:

eight.

I, III, V

We, II, III

II, IV

II, Sixth is v

III, IV, V

a

The aspects of group 5A, the nitrogen family, kind compounds with hydrogen getting the boiling factors listed below:

SbH3 –17°C, AsH3 –55°C, PH3 –87°C, NH3 –33°C

The first three compounds illustrate a tendency where the boiling point lessens as the mass reduces; however , freezing mixture (NH3) will not follow the craze because of

a)

b)

c)

d)

e)

Ans:

dipole-dipole attraction

metal bonding

hydrogen bonding

London, uk dispersion causes

ionic developing

c

9.

Which substance involves simply no bonding makes except Birmingham dispersion causes? a)

NaCl(l)

b)

HF(l)

c)

N2(s)

d)

H2O(l)

e)

K(s)

Ans: c

10.

To F Generally speaking, the denseness of a compound as a gas is nearer in worth to that from the compound as a liquid than the density in the compound being a liquid is value to that of the substance as a solid. Ans: Bogus

11.

Big t F Second row hydrides generally have higher than anticipated boiling details for their position on the routine table.

Ans: True

doze.

The you possess between hydrogen and o2 within a drinking water molecule may be characterized as __________. a)

hydrogen a genuine

b)

Greater london dispersion pushes

c)

intermolecular forces

d)

intramolecular pushes

e)

distribution forces

Ans: d

13.

When a normal water molecule varieties a hydrogen bond with another water molecule, which atoms are involved in the connection?

a)

a hydrogen from a single molecule and a hydrogen from the additional molecule b)

a hydrogen from one molecule and an oxygen through the other molecule c)

a great oxygen from one molecule and an o2 from the various other molecule d)

an air and a hydrogen in the same molecule

e)

two hydrogens in one molecule and one hydrogen from the various other molecule Ans: b

Chapter 10: Liquids and Shades

14.

Which in turn of the pursuing is the right order of boiling items for KNO 3, CH3OH, C2H6, Ne? a)

Nenni < CH3OH < C2H6 < KNO3

b)

KNO3 < CH3OH < C2H6 < Nenni

c)

Nenni < C2H6 < KNO3 < CH3OH

d)

Eine < C2H6 < CH3OH < KNO3

e)

C2H6 < Ne < CH3OH < KNO3

Ans: deb

Use the subsequent to answer questions 15-17:

Consider the representations below to answer the next three questions. (I)

(II)...

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