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Chemistry Quiz 12

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Chemistry Quiz 12

1 / 50

A brivalent metal has the equivalent weighr of 12. The molecular weight to its oxide will be_______?

2 / 50

In a galvanic cell________________?

3 / 50

Dehalogenation of ethyl tetrahalide will give____________________?

4 / 50

Gooch Crucibles are made up of________________?

5 / 50

Which is the strongest acid ?

6 / 50

The number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in__________?

7 / 50

Amorphous substances posses_________________?

8 / 50

The nitrogenous base different in RNA as compared to DNA is_________________?

9 / 50

Which type of bond is formed by overlap of p orbitals _______________?

10 / 50

The IUPAC suffix used for _______ NC group?

11 / 50

Among halogens the highest boiling point is of___________________?

12 / 50

The solid particles only posses_____________________?

13 / 50

The maximum oxidation shown by manages is_________?

14 / 50

The process of polymerization was classified by___________________?

15 / 50

The most commonly used bleaching agent is_________?

16 / 50

Which of the following is not an amino acids_____________________?

17 / 50

Anything which increases rate of reaction without being involved in the reaction________________?

18 / 50

What is the molecular Weight of Nitric acid (HNO3 ) ?

19 / 50

The basic hydrolysis of ethyl acetate produces__________________?

20 / 50

If the volume of solution is equal to sum of volumes of its all components then the solution_____________?

21 / 50

A solution can be both____________________?

22 / 50

Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?

23 / 50

Which of the following always increases on going from top to bottom in a group ?

24 / 50

2nd orbit is ___________ away from nucleus of H-atom as compared to 1st orbit is ?

25 / 50

The reaction of Lucas reagent is the fastest with_________?

26 / 50

In solids the temperature is the measure of__________________?

27 / 50

Downs cell is used to prepare_________________?

28 / 50

Which statement is wrong ?

29 / 50

________________ is study about energy of a chemical system ?

30 / 50

The specific rate constant of a first order reaction depends on the________________?

31 / 50

CuSO4 + Zn?ZnSO4+Cu is___________________?

32 / 50

Three quantum number have been derived from equation of____________________?

33 / 50

The gases become non-ideal at ________________?

34 / 50

The compounds in which water molecules are added are called_______________?

35 / 50

Animal charcoal adsorbs the coloured_________________?

36 / 50

In complex compounds the oxidation number is written in___________________?

37 / 50

On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

38 / 50

The acid which is used as ink remover is_________________?

39 / 50

The cooling of molten urea by air in the tower is called______________________?

40 / 50

The metallic sound produced by engine due to the pre-ignition of fuel is called _______________?

41 / 50

End name of enzyme is___________________?

42 / 50

Which of the following elements conduct electricity and also melts below 100?C ?

43 / 50

The diffusion of gases at absolute zero will be________________?

44 / 50

The balanced chemical equation for the reaction which occurs when Be is added to water is____________?

45 / 50

Percentage of lead in lead pencil is________?

46 / 50

Water gas heated at 450?C and 200 atm pressure in the presence of ZnO+Cr2O3 will produce________________?

47 / 50

Which compound will readily undergo sulphonation ?

48 / 50

Reaction in which heat evolves is called ____________________?

49 / 50

The longest period in the modern periodic table is___________________?

50 / 50

Column of manometer which faces liquid is __________ ?

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