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Chemistry Quiz 14

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Chemistry Quiz 14

1 / 50

Which one of the following is a bridge element?

2 / 50

Homogeneous mixture of two or more than two compounds is called__________________?

3 / 50

Any process of chemical decay of metals due to the action of surrounding medium is called__________________?

4 / 50

First organic compound synthesized in laboratory was _________________?

5 / 50

Which gas is used for artificial ripening of green fruit ?

6 / 50

Which one of the following molecules does not form alcohol when reacts with Grignard reagent ?

7 / 50

Main source of organic compounds is__________________?

8 / 50

The ore CaSO4.H2O has the general name_______________?

9 / 50

Sintered crucible is made up of________________?

10 / 50

Coordination number of the transition element in [Pt Cl NO2 (NH3)4]2- is____________________?

11 / 50

Which element can form tripositive ion ?

12 / 50

In which of the following layer of atmosphere there is more thickness of ozone layer ?

13 / 50

Ethyl chloride with nascent hydrogen produces_________________?

14 / 50

Which one has the lowest density at room temperature ?

15 / 50

Which of the following possesses maximum hydration energy ?

16 / 50

Number of moles in 1 kg of solvent is called_________________?

17 / 50

Magnesium metal does not burn in the vessel containing_______________?

18 / 50

The inhaled breath of diabetics patient contain acetone. A medical student wishes to test for diabetes by asking patient to bubble their breath through a reagent ?

19 / 50

Among the halogens the rare element is________________?

20 / 50

A process controlled by Distributive law is__________________?

21 / 50

Under what conditions the gases deviate from the ideal behavior ?

22 / 50

Which element is necessary for normal leaf development ?

23 / 50

A specie with maximum number of unpaired electrons ?

24 / 50

Common example of carbohydrates are__________________?

25 / 50

Which of the following has orange flavour__________________?

26 / 50

What is the Chemical formula of Zinc Hydroxide _________ ?

27 / 50

Heating phenol with Zn will yield_________________?

28 / 50

All the following variables are used to describle gases except__________________?

29 / 50

Electric bulb filament is made of__________?

30 / 50

A method of separation of components from its solution using Distribution law is ___________________?

31 / 50

The systematic name of sucrose is_______?

32 / 50

The given dissociation constant (Ka) value 1.3?10-10 is of_________________?

33 / 50

Which of the following compounds has the empirical formula CH2O and reacts with sodium hydroxide ?

34 / 50

Michael Faraday discovered benzene in the gas which was produced by destructive distillation of vegetable oil that is done in________________?

35 / 50

Which of the following is most soluble on water?

36 / 50

Magnetic quantum number specifies___________?

37 / 50

Combustion analysis is performed to determine__________________?

38 / 50

The most paramagnetic element is____________________?

39 / 50

A single atom or group of atoms which gives characteristic properties to a compound is called_________________?

40 / 50

Which of the following aqueous solutions would have the highest boiling point?

41 / 50

At constant temperature the pressure of an ideal gas is doubled its density becomes_______________?

42 / 50

In melting of iron, which of the following reactions takes place in Bladt Furnace at 400?C- 600?C________?

43 / 50

Which of the following way in used for classification of chromatography ?

44 / 50

Iodoform test can be used to distinguish between_________________?

45 / 50

Rutherford bombarded _________________ particles in discovery of nucleus?

46 / 50

Atomic orbits having same energy are called________________?

47 / 50

Rate of filtration can be increased by applying gentle suction______________?

48 / 50

The oxidation of isopropyl alcohol will yield___________________?

49 / 50

The complete reduction carboxylic acid results in the formation of________________?

50 / 50

Which of the following is the formula of chrome red ?

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