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MDCAT Chemistry Chapter 7 Chemical Equilibrium Online Test MCQs With Answers
Question # 1
Choose an answer
Increase 2 times
Decrease to half
Increase 4 times
Decrease 4 times
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Question # 2
The elements in the periodic table with atomic number 30is expected to be present in:
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IA
IIB
IIA
IB
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Question # 3
If K
sp
value is large, the salt in water is:
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More soluble
Less soluble
Moderately soluble
No Concentration
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Question # 4
The pair of atomic number that represents elements which are both s-block elements is:
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3, 2
7, 15
6, 12
9, 17
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Question # 5
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0.004
0.080
0.016
0.160
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Question # 6
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Positive
Negative
Zero
Cannot be predicted
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Question # 7
The most acidic oxide among the following is:
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CI
2
O
7
Na
2
O
AI
2
O
3
P
4
O
10
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Question # 8
The sum of pH and P
OH
is
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2
7
14
11
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Question # 9
How does the ionization energy of 1st group elements vary?
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Increases down the group
Decreases down the group
Remains unchanged
Variation is not regular
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Question # 10
The element with highest electron affinity among the halogen is
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F
CI
Br
I
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Question # 11
Which of the following alkali metals does not exist naturally
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Francium
Rubidium
Lithium
Cesium
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Question # 12
point out the correct statement:
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covalent character of metal halides increase from left to right in a period
boiling points of group IVS hydrides decrease down the group
ionic character of group IIA oxides decreases on descending the group
the basicity of group IIA oxides decreases on descending the group
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Question # 13
In the formation of Hl the change of pressure result
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Shift toward forward direction
Shift toward backward direction
Equilibrium will not be effected
First shift forward then backward
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Question # 14
Who introduced the term pH
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Henderson
Sorenson
Thomson
Goldstein
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Question # 15
Choose an answer
0.61
0.57
0.83
0.46
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Question # 16
Which of the following is least soluble in water
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AgCl
AgBr
Agl
CH
3
COOAg
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Question # 17
Which among the following elements have lowest value of IE
1
?
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Pb
Sn
Si
C
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Question # 18
Mark the element having greatest value of electronegativity on combination with hydrogen:
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chlorine
sodium
silicon
sulphur
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Question # 19
Which of the following elements is most metallic
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P
Sb
As
Bi
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Question # 20
The element with atomic number 26 will be found in group
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2
8
6
10
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Question # 21
In order to classify the elements, Newland gave the idea of:
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atomic mass
atomic volume
triads
octaves
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