كويز 4
Quiz by Dr.mariam 0547389123
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- Q1
Which one of the following pairs atoms is most likely to form an ionic bond?
C and F
N and H
K and Cl
C and S
120s - Q2
The name of S2O3 compound is……..
disulfur trioxide
monosulfur trioxide
sulfate
sulfur oxide
120s - Q3
How many moles of argon are there in 10 L , at 45ᵒC and 0.955 atm?
0.955 moles
0.780 moles
0.366 moles
1.820 moles
120s - Q4
As we further from the sea level, the pressure…...
doubled
did not change
increase
decrease
120s - Q5
is needed for the proper functioning of hemoglobin in blood
Fluorine
Iron
Zinc
Iodine
120s - Q6
What is the atomic weight of a hypothetical element consisting of two isotopes, one with mass =64.23 amu (26%) and one with mass =65.32 amu (74%)?
65 amu
64.9amu
64.4 amu
65.5 amu
120s - Q7
Which of the following is the electron configuration for a neutral atom of (Mn)?
1s2 2s2 2p6 3s2 3p6 4s23d3 4p2
1s22s2 2p6 3s2 3p6 4s2 3d5
1s22s2 2p6 3s2 3p6 4s2 4p5
1s22s2 2p6 3s2 3p6 3d7
120s - Q8
Which of the following elements is predicted to have the lowest ionization energy?
Sr
Ba
Mg
Ca
120s - Q9
Complete transfer of one or more electrons from one atom to different atoms,
ionic bonds
Hydrogen bonds
covalent bonds
metallic bonds
120s - Q10
There is a balloon filled with a gas at 26ᵒC and has avolume of 2 L, when the balloon is taken to a place which is at 77 ᵒC, Whatwould be the volume of the gas that is inside the balloon?
1.56 L
3.21 L
2.72 L
2.34 L
120s