Chemistry Quiz 13

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Chemistry Quiz 13

1 / 50

The formula of starch is__________________?

2 / 50

Methyl alcohol is not used as___________________?

3 / 50

Chemical composition of cinnabar is____________________?

4 / 50

The element having electronic configuration [kr] 4d10, 4f14,5s2,5p6,5d1,6s2 belongs to __________?

5 / 50

The pH of 10-3 mol dm-3 of an aqueous solution of H2SO4 is_________________?

6 / 50

Lead accumulators are_______________?

7 / 50

Greater the conc. Of reactant__________________?

8 / 50

Which of the following is not primary pollutant__________________?

9 / 50

Which of the following will give phosphoric acid one reaction with water_________________?

10 / 50

Indicate the correct statement__________________?

11 / 50

The specie which donates electrons to central metal atom in coordination sphere is called____________________?

12 / 50

Generally the limit of visible spectrum is__________?

13 / 50

Which of the following element has the maximum electron affinity_____?

14 / 50

Qualitative analysis is carried out for _________________?

15 / 50

Basicity of orthophosphoric acid is________?

16 / 50

2-propanol and 1-propanol show the isomerism________________?

17 / 50

Addition of urea to the soil is ____________ reaction?

18 / 50

_____________ surfactants perform well over a wide range water hardness and PH?

19 / 50

Paramagnetic behaviour of substance is measured by a balance called___________________?

20 / 50

Which of the following elements has greater 1st ionization energy__________________?

21 / 50

At start of reaction the concentration of reactants is_______________?

22 / 50

The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?

23 / 50

Urea as a fertilizer contains:____________?

24 / 50

True increasing order of acidity of the oxides of Mn is_________________?

25 / 50

Ethylene diammine is ligand________?

26 / 50

Biocatalytical proteins are_________________?

27 / 50

Grignard reagent gives carboxylic acid with____________?

28 / 50

Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?

29 / 50

Carbon in wrought iron is present as_________?

30 / 50

Silica gel and alumina are used as __________________?

31 / 50

The relative lowering of vapour pressure is_____________________?

32 / 50

Tincal is a mineral of___________________?

33 / 50

In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?

34 / 50

Most of thermodynamic parameters are_________________?

35 / 50

Which of the halogen has highest electronegativity ?

36 / 50

Which of the following properties prove that cathode rays are material in nature_________________?

37 / 50

Which C-X bond has the highest bond energy per mole ?

38 / 50

Which of the following is metasilicic acid ?

39 / 50

A limiting reactant is one which________________?

40 / 50

Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally______________?

41 / 50

All the transition elements show_________________?

42 / 50

Formation of vapours from the surface of a liquid is called________________?

43 / 50

Which of the following is not use of compounds of Fluorine________________?

44 / 50

Which law states that the volume of a given amount of gas held at constant pressure is directly proportional to the Kelvin temperature?

45 / 50

Which of the following is a symmetrical ketone___________________?

46 / 50

The chemical (Ethyl Mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of:_______?

47 / 50

Atomic radius can be determined by_________________?

48 / 50

When the central atom of coordination compound is sp3d2 hybridization the expected geometry will be___________________?

49 / 50

Which one of the following is the weakest acid in water__________________?

50 / 50

The technique used to separate components of mixture in solid phase ?

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