Q6. HOCH2CH2OH(s) is classified as a/an: A. metallic crystal. B. covalent solid. C. molecular crystal....
Q6. HOCH2CH2OH(s) is classified as a/an:
A. metallic crystal. B. covalent solid. C. molecular crystal. D. amorphous solid.
Q7. Magnesium oxide, MgO, melts at 2,800°C and is very hard. The liquid conducts electricity very well. What kind of crystal is this?
A. Ionic Crystal B. Covalent Crystal C. Metallic Crystal D. Molecular Crystal
Q8. Which one of the following substances will have both dispersion forces and dipole-dipole forces?
A. HC B . Br2 D. H2 E. CO2
Q9. W(s) is classified as a/an
A. metallic crystal. B. covalent solid. C. molecular crystal. D. amorphous solid. E. ionic crystal.
Q10. A phase change from the gas phase directly to the solid phase is called:
A. Sublimation B. Condensation C. Freezing D. Melting E. Deposition
Q10. Use the graph of vapor pressure to determine the normal boiling point of CHCl3.
A. 19°C B. 52°C C. 60°C D. 64°C E. 70°C
Q11. Select True or False: The shape of the water-to-glass meniscus results from the strong adhesive forces between glass and water.
Homework Answers
Q -6 ) ( c ) molecular crystal
Q -7 ) ( A ) Ionic crystal
Q -8 ) ( A ) HCl
Q -9 ) ( A ) metallic crystal
Q -10 ) ( A ) Sublimation
Q -10) ( D ) 640C
Q -11 ) True
Add Answer to:
Q6. HOCH2CH2OH(s) is classified as a/an: A. metallic crystal. B. covalent solid. C. molecular crystal....
HOCH2CH2OH(s) is classified as a/an metallic crystal. covalentsolid. molecular crystal. amorphous solid. ionic crystal.
HOCH2CH2OH(s) is classified as a/an metallic crystal. covalent solid. molecular crystal. amorphous solid. ionic crystal.
Identify the type of crystalline solid (metallic, network covalent, ionic, or molecular) formed by each of...
Identify the type of crystalline solid (metallic, network covalent, ionic, or molecular) formed by each of the following substances: a. Ti b. S8 c. KBr d. SiO2
Q10. Highlight in the following colours the correct descriptions of: metallic bonds, covalent bonds and ionic...
Q10. Highlight in the following colours the correct descriptions of: metallic bonds, covalent bonds and ionic bonds A. Sharing of valence electrons B. Magnetic dipole forces C. Repulsion between ions being shielded by a valence electron cloud D. Exchange of an electron between two atoms E. Electrostatic attraction between a proton and the electron cloud of a F atom
9. Large intermolecular forces in a substance A) low vapor pressure B) high boiling point C)...
9. Large intermolecular forces in a substance A) low vapor pressure B) high boiling point C) high heats of fusion and vaporization O) high critical temperatures and pressures E) all of the above are manifested by 10. Of the following A) CBr4 is the most volatile. B) CCl4 C) CH4 D) CF4 E) C6H14 Refer to the phase diagram below to complete questions 11-13 1.5 P (atm) 1.0 0.5 0 100-1-20 30 40 50 6070 T C'C) 11. What is...
Identify the incorrect answer below. A. I2 is a molecular solid. B. C10H22 is a molecular...
Identify the incorrect answer below. A. I2 is a molecular solid. B. C10H22 is a molecular solid. C. He is an atomic solid. D. Diamonds (C) are metallic solids. E. Graphite (C) is a network covalent solid.
i neds help with all the question 1. Indicate which is the strongest intermolecular force between...
i neds help with all the question
1. Indicate which is the strongest intermolecular force between each of the two molecules below: a. H2S and H2O b. C4H10 (butane) and (CH3)2CO (acetone) 2. Considering properties of liquids: a. Surface tension is proportional to the magnitude of intermolecular forces and/or attractive forces among the molecules in the liquid. With this perspective in mind, which in the following pair of liquids would have the highest surface tension: H2O or CHCl3 (chloroform) b....
1. Interatomic bonds in ceramics are a. covalent and ionic b. ionic and van der Waals c. covalent and van der Waals...
1. Interatomic bonds in ceramics are a. covalent and ionic b. ionic and van der Waals c. covalent and van der Waals d. covalent and metallic 2. In metallic bonding, a electrons are tightly attached to nuclei b. free electrons act as a glue holding the ion cores together c. interatomic bonds are non-directional d. b and c Number of valence electrons in Mn (atomic number of 25) is equal to a. 6 b. 7 c. 14 d. 2 ne...
Q.7 Which one of following identify the Boyle's Law relationship A) P.V. - P.V; B) VgT;...
Q.7 Which one of following identify the Boyle's Law relationship A) P.V. - P.V; B) VgT; - Vy/T C) PV = nRT D) P./T, = P./Tz Q.B Naci is an example of A) tonic crystalline solid B) Covalent network solid C) Amorphous solid D) Molecular solid Q.9 identify the intermolecular forces between HCl molecules A) Hydrogen bonds B) dipole-dipole C) London dispersion D) dipole-induced dipole Q.10 Intermolecular force influence A) physical properties. B) Chemical properties of matter
The most significant non-covalent intermolecular force between water molecules is: O hydrogen bonding O ionic bonding...
The most significant non-covalent intermolecular force between water molecules is: O hydrogen bonding O ionic bonding o dipole-dipole O ion-dipole O London dispersion forces QUESTIONS The physical state change process by which a gas is converted to a solid is called: O A condensation B. deposition oc. sublimation O D. freezing O E vaporization QUESTION 9 How many moles of oxygen atoms are contained in 2.0 moles of oxygen 02 gas? OA 3 OBO O C2 O 0.1 O E.4
Name Types and Strengths of Attractions Worksheet For each of the following pairs of chemical formulas; (1) identif...
Name Types and Strengths of Attractions Worksheet For each of the following pairs of chemical formulas; (1) identify what type of substance each represents, a. metallic elements b. nonmetallic elements c. ionic compounds d. network crystals e. polar molecular substances f. nonpolar molecular substances (2), identify the primary type of attraction that holds the particles of each in the liquid and solid form, a. metallic bonds, b.ionic bonds, c. covalent bonds, d. hydrogen bonds, e. dipole-dipole interactions, f. London forces...
9. Large intermolecular forces in a substance A) low vapor pressure B) high boiling point C) high heats of fusion and vaporization O) high critical temperatures and pressures E) all of the above are manifested by 10. Of the following A) CBr4 is the most volatile. B) CCl4 C) CH4 D) CF4 E) C6H14 Refer to the phase diagram below to complete questions 11-13 1.5 P (atm) 1.0 0.5 0 100-1-20 30 40 50 6070 T C'C) 11. What is...
i neds help with all the question
1. Indicate which is the strongest intermolecular force between each of the two molecules below: a. H2S and H2O b. C4H10 (butane) and (CH3)2CO (acetone) 2. Considering properties of liquids: a. Surface tension is proportional to the magnitude of intermolecular forces and/or attractive forces among the molecules in the liquid. With this perspective in mind, which in the following pair of liquids would have the highest surface tension: H2O or CHCl3 (chloroform) b....
1. Interatomic bonds in ceramics are a. covalent and ionic b. ionic and van der Waals c. covalent and van der Waals d. covalent and metallic 2. In metallic bonding, a electrons are tightly attached to nuclei b. free electrons act as a glue holding the ion cores together c. interatomic bonds are non-directional d. b and c Number of valence electrons in Mn (atomic number of 25) is equal to a. 6 b. 7 c. 14 d. 2 ne...
Q.7 Which one of following identify the Boyle's Law relationship A) P.V. - P.V; B) VgT; - Vy/T C) PV = nRT D) P./T, = P./Tz Q.B Naci is an example of A) tonic crystalline solid B) Covalent network solid C) Amorphous solid D) Molecular solid Q.9 identify the intermolecular forces between HCl molecules A) Hydrogen bonds B) dipole-dipole C) London dispersion D) dipole-induced dipole Q.10 Intermolecular force influence A) physical properties. B) Chemical properties of matter
The most significant non-covalent intermolecular force between water molecules is: O hydrogen bonding O ionic bonding o dipole-dipole O ion-dipole O London dispersion forces QUESTIONS The physical state change process by which a gas is converted to a solid is called: O A condensation B. deposition oc. sublimation O D. freezing O E vaporization QUESTION 9 How many moles of oxygen atoms are contained in 2.0 moles of oxygen 02 gas? OA 3 OBO O C2 O 0.1 O E.4
Name Types and Strengths of Attractions Worksheet For each of the following pairs of chemical formulas; (1) identify what type of substance each represents, a. metallic elements b. nonmetallic elements c. ionic compounds d. network crystals e. polar molecular substances f. nonpolar molecular substances (2), identify the primary type of attraction that holds the particles of each in the liquid and solid form, a. metallic bonds, b.ionic bonds, c. covalent bonds, d. hydrogen bonds, e. dipole-dipole interactions, f. London forces...
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