2nd Year Chemistry Online MCQ Test for Chapter 2 S-Block Elements Preparation

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MCQ's Test For Chapter 0 "Chemistry Fsc Part 2 Chapter 2 Online Test"

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Chemistry Fsc Part 2 Chapter 2 Online Test

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Question # 1

Which ion will have the maximum value of heat of hydration.

Question # 2

Magnesium metal does not burn in the jar of

Question # 3

Dolomite is a carbonate of

Question # 4

Which gas is evolved when CO2 is passed through KO2.

Question # 5

Which is called milk of magnesia.

Question # 6

When carbon di oxide is bubbled through lime water, white precipitate is formed This precipitate is.

Question # 7

Setting of Plaster of Paris is accompanied with

Question # 8

The element cesium bears resemblance with

Question # 9

Which is the least reactive of all the alkali metals

Question # 10

Which one is not use of lime

Question # 11

Which hydroxide decomposes on heating.

Question # 12

The crystals of caustic soda, NaOH, are hygroscopic when these crystals are exposed to air.

Question # 13

In which ore carbon is present

Question # 14

Which is more basic

Question # 15

------------- does not belong to Alkaline-Earth metals

Question # 16

Which one of the following is not an alkali metal.

Question # 17

Point out the element which forms super oxide

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FSC Part 2 Chemistry Chapter 2 Online Test MCQ's

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Sr.# Question Answer
1 Which one of the following has lowest first ionization energy.
A. Li
B. Na
C. Rb
D. Cs
2 Which metal oxide is insoluble in water
A. MgO
B. CaO
C. SrO
D. BaO
3 Which one of the following is not an alkali metal.
A. Francium
B. Cesium
C. Rubidium
D. Radium
4 When carbon di oxide is bubbled through lime water, white precipitate is formed This precipitate is.
A. COCl2
B. H2CO3
C. CaO
D. CaCO3
5 The oxides of beryllium are
A. Basicity
B. Rancidity
C. Amphoteric
D. none of all
6 Which is called milk of magnesia.
A. MgCO3
B. Mg(OH)2
C. MgSO4
D. MgCl2
7 Chile saltpeter has the chemical formal
A. NaNO3
B. KNO2
C. Na2B4O7
D. Na2CO3.H2O
8 Oxides of alkaline earth metal are
A. Acidic
B. Basic
C. Neutral
D. Amphoteric
9 ------------- does not belong to Alkaline-Earth metals
A. Be
B. Ra
C. Ba
D. Rn
10 The crystals of caustic soda, NaOH, are hygroscopic when these crystals are exposed to air.
A. Gain water and remains solid
B. Gain water and becomes liquid
C. Lose mass and remain solid
D. Remain unchanged on heating.
11 The oxide of beryllium is
A. Acidic
B. Basic
C. Amphoteric
D. None of these
12 Which elements are deposited at the cathode during the electrolysis of brine in diaphragm cell
A. H2
B. Ba
C. Ra
D. Rn
13 Which one of the following elements has the same oxidation number in all its known compounds.
A. Beryllium
B. Nitrogen
C. Sulphur
D. Chorine
14 Which element reacts with carbon to form metal carbide.
A. Li
B. Na
C. K
D. All of these
15 Which is more basic
A. RbOH
B. NaOH
C. KOH
D. Li OH
16 Sodium is collected over molten sodium chloride in Down's cell, because.
A. It does not react with NaCl
B. It is lighter in weight and floats on molten NaCl
C. Its reactivity is greater than NaCl
D. None of these
17 Which one of the following does not belong to alkaline earth metals.
A. Be
B. Ra
C. Ba
D. Rn

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