GC2 3rd Monthly Exam 2022-2023

Quiz by Karen Lagaña

Grade 11

General Chemistry 2

Philippines Curriculum: SHS Specialized Subjects (MELC)

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Q 1/23
Score 0
A dispersion force exists in both polar and nonpolar molecules.
29

true
false

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23 questions

Show answers

Q1
A dispersion force exists in both polar and nonpolar molecules.
true
false
True or False
60s
Q2
A gas with a high density or molar mass diffuses or effuses faster than a gas with lower density or molar mass.
false
true
True or False
60s
Q3
A real gas is a gas that does not behave according to the assumptions of the kinetic-molecular theory.
true
false
True or False
60s
Q4
Diamagnetic substances are those that contain net unpaired spins and are attracted by a magnet.
false
true
True or False
60s
Q5
Electronegativity is a property of an atom to attract a pair of shared electrons.
true
false
True or False
60s
Q6
NaCl is a covalentcompound.
false
true
True or False
60s
Q7
The arrangement of atoms ina molecule is called geometry.
true
false
True or False
60s
Q8
The average kinetic energy of the molecules is proportional to the absolute temperature.
true
false
True or False
60s
Q9
The energy needed to remove anelectron from an atom in the gaseous state is called ionization energy.
true
false
True or False
60s
Q10
The molecules average kineticenergy decreases when the temperature increases.
false
true
True or False
60s
Q11
Chemical bonds are forces of attraction that hold atomstogether to form compounds. What type of bond is formed when nonmetals shareelectrons?
ionic
covalent
metallic
electrovalent
60s
Q12
In which sublevel do the electrons have the lowest energy?
4d
4f
4p
4s
60s
Q13
Magnesium has 2 electrons in its outer shell. How does magnesium attain a stable configuration?
Mg atom accepts one electron.
Mg atom accepts six electrons.
Mg atom loses one electron.
Mg atom loses two electrons.
60s
Q14
Which element are called alkaline earth metals and are located in the s-block?
phosphorus, silicon, selenium
neon, argon, krypton
manganese, gold, iron
calcium, magnesium, barium
60s
Q15
Which of the following is a diamagnetic?
silicon
sulfur
magnesium
aluminum
60s
Q16
Which of the following are not correctly paired?
Ar, noble gas
Br, halogen
Na, alkali metal
Sn, lanthanide
60s
Q17
Which of the following compoundshas the strongest chemical bond?
ethanol
water
sugar
salt
60s
Q18
Which of the following willdiffuse the fastest?
$H_2$
$NH_3$
$CO_2$
SO
60s
Q19
Which of the following properties of gases indicate that the molecules are at constant random motion?
It leaks out of the container.
It is difficult to compress.
It has low density.
It is usually visible.
60s
Q20
Which of the following statements about the Kinetic Molecular Theory is correct?
Molecules with lower molar mass will have slower velocity.
The average kinetic energy of a gas is dependent on temperature.
As the temperature of gas increases, the average kinetic energy decreases.
At a given temperature, molecules with greater molar mass will have higher average kinetic energy.
60s

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