Chemistry Quiz 22
1 / 50
All the enthalpy changes are________________?
2 / 50
Which of the following is not a condition for the formation of smog ?
3 / 50
Amylose is__________________?
4 / 50
Which of the following unit of concentration is independent of temperature ?
5 / 50
The maximum number of orbitals present in a subshell that is represented by Azimuthal quantum number = 3 will be________________?
6 / 50
Sabatier Senderns reaction involve _____________ in presence of Ni?
7 / 50
Linds method is employed for__________________?
8 / 50
Beckmanns apparatus is used to measure_______________?
9 / 50
Unit of rate of reaction is_________________?
10 / 50
Amphoteric exides are those which possess ____________ properties?
11 / 50
Which set of elements is listed in order of increasing ionization energy ?
12 / 50
Which of the following is soluble in water?
13 / 50
Acetic anhydride can be obtained by treating ethyl alcohol with___________________?
14 / 50
Which one is not the partial pressure of oxygen in the lungs ?
15 / 50
The general formula of cycloalkene is __________________?
16 / 50
Which sequence of steps is correct for the manufacture of cement ?
17 / 50
Energy of reactant higher than energy of product favours
18 / 50
The type of hybridisation of boron in diborane is______?
19 / 50
Which one of the following substances conducts electricity by the movement of ions ?
20 / 50
The number of isotopes of elements with even mass number and even atomic number are ________________?
21 / 50
Which one of the following is not the use of graphite ?
22 / 50
For a reaction involving only gases at 25?C the equilibrium constant can be expressed in terms of molarity Ke or partial pressure Kp. Which is true about the numerical value of Kp ?
23 / 50
Critical temperature for different gases is different and depends upon______________?
24 / 50
SO3 is not absorbed in water directly because__________________?
25 / 50
Which of the following terms is used for the mass of chlorine 35.5 ?
26 / 50
Which of the following cannot exist in solution_________________?
27 / 50
Percentage of sulfuric acid in lead accumulator is__________________?
28 / 50
Which of the following noble gases is not present in atmosphere?
29 / 50
Which one of the following is also known as lactic acid ?
30 / 50
Which alcohol will undergo elimination reaction to give alkene in the presence of acidic potassium dichromate ?
31 / 50
Marsh gas is_______?
32 / 50
Alkali and alkaline earth metals impart colours when heated over burner. It is due to______________?
33 / 50
What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?
34 / 50
Removal of halogen and hydrogen atom is_________________?
35 / 50
Elements having high I.P values are____________________?
36 / 50
How many moles are in 22.2 grams of Calcium chloride, CaCl2?
37 / 50
The carbon-carbon bond strength is maximum in__________?
38 / 50
The important monomers of acryclic resins is__________________?
39 / 50
A catalyst can not effect__________________?
40 / 50
Sommerfelds modification in Bohrs model is_______________?
41 / 50
Oxidation state +1 for phosphorous is found in___________?
42 / 50
Bleaching powder is an example of________________?
43 / 50
Which one of the following statement is not correct about benzene ?
44 / 50
In a group ionic radius ?
45 / 50
Total energy of a system is_________________?
46 / 50
The PH of the 1.3 ? 10-4 NH4Cl is__________?
47 / 50
Which one of the followings possesses melting point below 0?C?
48 / 50
Formula of haloform is_________________?
49 / 50
The amount of heat absorbed when one mole of a liquid is changed into gas at its boiling point is_____________________?
50 / 50
The main buffer system of the human blood is____________?
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