NAT IIB Biological Science Chemistry Preparation Online Test for Pakistani Students

Online MCQ`s Test For Chapter 0 "NAT II Biological Science Chemistry"

Try The MCQ`s Test For Chapter 0 "NAT II Biological Science Chemistry"

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NAT II Biological Science Chemistry

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Question # 1

Natural fertilizer provides potassium in the form of K₂O (potash)

1.5 kg A
3 kg B
4.5 kg C
6.5 kg D

Question # 2

Natural fertilizer provides phosphorus to plants in the form of P₂O₅

1.2 kg A
2.2 kg B
3.2 kg C
4 kg D

Question # 3

Phenol is heated with CCl₄and alkaline KOH when salicylic acid is produced. The reaction is known as

Frledel-Craft reaction A
Riemer-Tiemann's reaction B
Rosenmund's reaction C
Sommelet reaction D

Question # 4

Which of the following geometry is associated with the compound in which the central atom assumes sp³d hybridization?

Planar A
Pyramidal B
Angular C
Trigonal bipyramidal D

Question # 5

The essential component of organic compound is

Question # 6

Which of the following alcohols cannot be produced by treatment of aldehydes or ketones with NaBh₄or LiAH₄?

1-Propanol A
2-Propanol B
2-Methyl2-Proponal C
Ethanol. D

Question # 7

Which of these is the most widely used nitrogen fertilizer in Pakistan

Urea A
Ammonium nitrate B
Ammonium Sulphate C
Ammonium chloride D

Question # 8

Which of the following is monoatomic?

Oxygen A
Neon B
Fluorine C
Nitrogen. D

Question # 9

Which has largest first ionization energy?

Li A
Na B
K C
Rb D

Question # 10

Setting of Plaster of Paris involves

Oxidation with atmospheric A
Combination with atmospheric CO₂ B
Dehydration C
Hydration to yield another hydrate D

Question # 11

Carbon atom holding halogen in aryl halides is

sp²-hybridesed A
sp³-hybridesed B
sp-hybridesed C
sp³d-hybridesed D

Question # 12

Given below are some statements concerning formic acid, which of them is true?

It is a weaker acid than acetic A
it is a reducing agent B
When its calcium salt is heated, it forms a ketone C
It is an oxidizing agent D

Question # 13

Number of elements present in the fifth period of periodic table is

8 A
10 B
18 C
32 D

Question # 14

Which of the following process is used to separate insoluble particles from liquids?

Seperation A
Filtration B
Crystallization C
Condensation D

Question # 15

BiCl₃on hydrolysis forms a white precipitate of

Bismuthio acid A
Bismuth oxychloride B
Bismuth pentachloride C
Bismuth hydroxide. D

Question # 16

Which quantum number is sufficient to describe the electron is hydrogen

ι
A
n B
m C
s D

Question # 17

Bell metal is an alloy of

Cu, Zn and Sn A
Cu, Zn and Ni B
Cu and Zn C
Cu and Sn D

Question # 18

Which one of the following has the lowest boiling point?

B A
Al B
Ga C
Ti D

Question # 19

The structure of XeF6

Distorted octahedral A
Pyramidal B
Tetrahedral C
None of the above D

Question # 20

Which species represents the electrpohile in aromatic nitrotaion?

NO^-₂ A
NO⁺₂ B
NO2 C
NO^-₃ D

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Online MCQ`s Test For Chapter 0 "NAT II Biological Science Chemistry"

NAT II Biological Science Chemistry

Natural fertilizer provides potassium in the form of K2O (potash)

Natural fertilizer provides phosphorus to plants in the form of P2O5

Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced. The reaction is known as

Which of the following geometry is associated with the compound in which the central atom assumes sp3d hybridization?

The essential component of organic compound is

Which of the following alcohols cannot be produced by treatment of aldehydes or ketones with NaBh4or LiAH4?

Which of these is the most widely used nitrogen fertilizer in Pakistan

Which of the following is monoatomic?

Which has largest first ionization energy?

Setting of Plaster of Paris involves

Carbon atom holding halogen in aryl halides is

Given below are some statements concerning formic acid, which of them is true?

Number of elements present in the fifth period of periodic table is

Which of the following process is used to separate insoluble particles from liquids?

BiCl3on hydrolysis forms a white precipitate of

Which quantum number is sufficient to describe the electron is hydrogen

Bell metal is an alloy of

Which one of the following has the lowest boiling point?

The structure of XeF6

Which species represents the electrpohile in aromatic nitrotaion?

Prepare Complete Setwise Chapter 0 "NAT II Biological Science Chemistry" MCQs Online With Answers

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7

Set 8

Set 9

Set 10

Set 11

Set 12

Set 13

Set 14

Set 15

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