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Online Tests
Chemistry Fsc Part 2 Chapter 1 Online Test MCQs With Answers
Question # 1
Which oxide is more basic in nature.
Choose an answer
Beo
MgO
CaO
BaO
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Question # 2
Ionic Hydrides react with water to form
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Proton
Hydride ions
Hydroxide ions
Hydronium ions
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Question # 3
The element of 2nd period, which has highest ionization energy from the following is
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Be
C
N
O
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Question # 4
Which property of hydrogen not resemble to alkali metals.
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Electronic configuration
Oxidation state
Reaction with halogen
Metallic nature
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Question # 5
Fluorine is in group VIIA of periodic table. Its chemistry will most closely resembles that of.
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Argon
Boron
Iodine
Sulphur
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Question # 6
Mark the incorrect statement
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Metallic character increase down the group
Metallic character increase from left to right along a period
Metallic character decrease from left to right along a period
Metallic character remains the same down the group
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Question # 7
Variable valency is generally exhibited by
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Transition elements
Alkali metals
s-block elements
Gaseous elements
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Question # 8
Which one of the following oxides is amphoteric in nature.
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MgO
Na2O
SO2
ZnO
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Question # 9
Number of elements in the first period of the periodic table is
Choose an answer
2
8
14
18
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Question # 10
In modern periodic table VI period contains elements
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8
18
10
32
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Question # 11
The first ionization energy of Na, Mg, Al and Si are in theorder of.
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Na < Mg < Al < Si
Na > Mg> Al> Si
Na > Mg< Al< Si
Na< Mg> Al< Si
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Question # 12
Which of the following the highest hydration energy
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Li
+
Na
+
K
+
Mg
++
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Question # 13
Which hydride is intermediate in nature.
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NaH
BeH2
NH3
HCl
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Question # 14
Which the correct statement
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Cl
-
is smaller than Cl atom
Cl
-
(Ion) and Cl (atom) are equal in size
Na
+
is smaller than Na atom
Na
+
is larger than Na atom
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Question # 15
Correct order according to atomic size in the following is
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Na > K
Be > Mg
O > N
Cl > F
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Question # 16
Which one of the following elements has the largest second ionization energy.
Choose an answer
O
Na
F
Ne
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Question # 17
Which has greater hydration energy.
Choose an answer
Li+
Na+
K+
Mg+2
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