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MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements
Try The MCQ's Test For ECAT Chemistry Chapter 14 Group IIIA & IVA Elements
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 14 Group IIIA & IVA Elements
00:00
Question # 1
Which of the following is a tetrabasic acid?
Question # 2
Aluminium oxide is:
Question # 3
When a colourless gas is passed through bromine water only decolourisation takes place the gas is
Question # 4
The element which has a simple cubic lattice in solid state is
Question # 5
Which on of the following compounds does not exist?
Question # 6
Borax is a common mineral of alkali metal sodium. Its formula is
Question # 7
______ is used in breathing equipments for mountaineers and in space craft
Question # 8
Which property is not present in Al?
Question # 9
Chile saltpetre has the chemical formula
Question # 10
The chemical formula of Epson salt is
Question # 11
Solvay process is used in the manufacture of
Question # 12
The ore CaSO42H2O has the general name
Question # 13
Bond angle is minimum for
Question # 14
Which one of the following does not belong to alkaline earth metals
Question # 15
Which of the following elements is most metallic?
Question # 16
Where lime is not used
Question # 17
The element caesium bears resemblance with
Question # 18
P2O5is heated with water to give
Question # 19
Which one of the following pentafluorides cannot be formed?
Question # 20
Which of the following oxides is peroxide?
Question # 21
When sulphur is boiled with Na2SO3solution, the compound formed is
Question # 22
S-block elements consist of
Question # 23
The chemical formula of Trona is
Question # 24
Which is an essential constituent of chlorophyll
Question # 25
NaHCO3is prepared by
Question # 26
Boric acid cannot be used:
Question # 27
The oxidation number of each element of group ll-A is
Question # 28
Which of the following fluorides does not exists?
Question # 29
Which of the following sulphates has the highest solubility in water
Question # 30
In a group IIA from top to bottom as the atomic number increases, there is regular decreases in
Top Scorers Of ECAT Chemistry Chapter 14 Group IIIA & IVA Elements MCQ`s Test
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N Nasreen Sardar 09 - Jun - 2023 05 Min 45 Sec 115/120 -
T Tasawar Hussain 22 - Feb - 2024 04 Min 52 Sec 110/120 -
T TETO Teto 13 - Mar - 2023 01 Min 57 Sec 105/120 -
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F Fatima Isfa 26 - Feb - 2024 08 Min 58 Sec 65/120 -
N Naheed Yasir 29 - May - 2024 06 Min 39 Sec 60/120 -
Z Zoya Zoya 27 - May - 2024 11 Min 34 Sec 60/120
ECAT Chemistry Chapter 14 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which is used to remove air bubbles form metals? |
A. B
B. Be
C. Mg
D. Al
|
| 2 | Alkali metals react violently with halogens to form |
A. Hydrides
B. Halides
C. Anyhydrides
D. None of these
|
| 3 | ______ is called milk of magnesia |
A. NaOH
B. KOH
C. LiOH
D. None
|
| 4 | Which of the following elements is not present abundantly in earth's crust? |
A. Silicon
B. Aluminium
C. Sodium
D. Oxygen
|
| 5 | CaC2on hydrolysis form |
A. CH4
B. C2H4
C. C2H2
D. C6H6
|
| 6 | The maximum number of electrons in the outermost shall of s-black elements is |
A. One
B. Two
C. Three
D. Four
|
| 7 | White P when boiled with strong solution of caustic soda produces |
A. Phosphine
B. Posh acid
C. Phosphorous acid
D. None
|
| 8 | Hybridized in carbon is: |
A. sp
B. sp2
C. sp3
D. d2sp
|
| 9 | Hybridized in oxygen is: |
A. sp
B. sp2
C. sp3
D. dsp3
|
| 10 | Orthophosphoric acid is |
A. Monobasic
B. Dibasic
C. Tribasic
D. Tetrabasic
|
Test Questions
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