Chemistry Quiz 4
1 / 50
In electrolytic cell electricity carries________________?
2 / 50
Consider the following redox reaction. Zn+dil HNO3? Zn (NO3)2 + N2O + H2O The coefficient number of HNO3 in the equation is__________________?
3 / 50
Forces of attraction which may be present between all kinds of atoms and molecules are _____________________?
4 / 50
Which of the following has strongest intermolecular forces of attraction ?
5 / 50
Ce58 is a member of__________?
6 / 50
Which of the following have their outer most shell complete in atomic form ?
7 / 50
Size of molecule depends upon________________?
8 / 50
By decreasing the pressure the reaction will go to that direction where_________________?
9 / 50
Ratio of the amount of solute in organic and aqueous solvent is________________?
10 / 50
C5H12 has the number of isomers ___________________?
11 / 50
Which one of the following compounds shows intense knocking ?
12 / 50
The spreading of fragrance or scent in air is due to_______________?
13 / 50
Electronic configuration of K is_________________?
14 / 50
Which of the following gases is the main cause of acid rain ?
15 / 50
Which one of the following has highest volatility_________________?
16 / 50
The relative lowering of vapour pressure is directly proportional to molality if the solution is________________?
17 / 50
What is the mass percent of silver in silver notrate, AgNO3?
18 / 50
When light is exposed to transition element then electrons jump from lower orbitals to higher orbitals in______________________?
19 / 50
Saponification is the hydrolysis of fat or oil with an__________________?
20 / 50
Which of the following is the most reactive_________________?
21 / 50
Melting points of VII-A group elements down the group ____________________?
22 / 50
Crude oil is blackish coloured liquid produced after the decay of organic matter present between_________________?
23 / 50
Beillstein test is used for________?
24 / 50
Water has maximum density at __________________?
25 / 50
Which one of the following explain the shape of orbitals _________________?
26 / 50
The reduction potential Zn is_________________?
27 / 50
Which electronic configuration corresponds to an element of group IIIA ?
28 / 50
Which of the following will have highest value of electron affinity_________________?
29 / 50
Which of the following substances does not give iodoform test ?
30 / 50
Ketones are comparatively less reactive than aldehdye. It is due to_______________?
31 / 50
Ozonolysis of benzene produces___________________?
32 / 50
Preparation of vegetable ghee involves_________________?
33 / 50
The IUPAC name of ethylene oxide is__________?
34 / 50
Isotopes of the same elements has__________________?
35 / 50
Which of the following is macronutrient ?
36 / 50
Conversion of reactant into product in unit time is called________________?
37 / 50
Octane number can be improved by________________?
38 / 50
Which of the following will have very high rate of reaction ?
39 / 50
Chemical properties of first member of homologous series with respect to other members are_________________?
40 / 50
Cannizaros reaction takes place through the transfer of ____________________ from complex anion?
41 / 50
The unit of molality is__________________?
42 / 50
Geometry of the complex compounds usually depends upon __________________?
43 / 50
Octane number 2 2 4-trimethyl pentane is__________________?
44 / 50
When 0.01 moles of NaOH are added to a buffer solution, its PH changes from 4.745 to 4.832. What is its?
45 / 50
Which one of the following has the maximum number of isotopes ?
46 / 50
Greater value of standard reduction potential greater will be tendency__________________?
47 / 50
The Bond Energy of H-F is________?
48 / 50
Crystals of Na2CO3. 10H2O when exposed to air_________________?
49 / 50
List of elements based on hydrogen scale is called________________?
50 / 50
The addition of a catalyst to the reaction system__________________?
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