ECAT Chemistry Online Test

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  • Chapter NameCh 1 - Fundamental Concepts

ECAT Chemistry Online Test

  • Total Questions30

  • Time Allowed30

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ECAT Chemistry Online Test

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Question # 1

Fluorine molecule is formed by

Question # 2

By simply reacting Grignand's reagent with water we get

Question # 3

The concentration of reactants is increased by x, then equilibrium constant K becomes

Question # 4

In the electrolysis of fused bauxite (Al2O32H2O) with fused Cryolite (Na3AlF6) using carbon rods as anode. The product obtained at cathode is

Question # 5

In the ground state of an atom the electron is present

Question # 6

"Each different compound should have a different name" was published by IUPAC system of nomenclature in

Question # 7

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 8

The change in concentration of reactant or product per unit time is called :

Question # 9

The substances which are added to the soil to provide one or more nutrient elements essential for plant growth are called

Question # 10

Which of the following is not an example of addition polymer?

Question # 11

The number of bonds in nitrogen molecule is

Question # 12

Which period starts from 11Sc to 30Zn ?

Question # 13

The trade name of polytetrafluoroethylene (PTFE) is

Question # 14

Coinage metals like Au, Pt, Ag and Cu are the least reactive metals and don't liberate H2gas when treated with acids because

Question # 15

The term cryoscopy is used for

Question # 16

Which of the following is a characteristic of a reversible reaction?

Question # 17

Which element form group 15 gives most basic compound with hydrogen?

Question # 18

The homologous series of aldehydes and ketones have general formula:

Question # 19

Extent to H2 + L2 à2Hl can be increased by :

Question # 20

Which of the following does give violet colour with neutral ferric chloride?

Question # 21

A solution of sodium sulphate was electrolysed using some insert electrodes. The products at the electrodes are

Question # 22

Formula of chloroform is

Question # 23

Tetrabromoethane on treatment with alcoholic zinc gives

Question # 24

Metallic conduction is also called as :

Question # 25

Acetamides are formed by the reaction of carboxylic acids with

Question # 26

The geometry of acetylene is

Question # 27

Which of the following is weakly acidic in nature

Question # 28

Gypsum is a common mineral of

Question # 29

1-Chlorobutane on reaction with alcoholic potash gives

Question # 30

Compounds of carbon and hydrogen in which the tetra valency of carbon is fully satisfied are called,

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