Chemistry Quiz 3
1 / 50
Alpha particles can be detected by using___________?
2 / 50
The bond length of C=C is___________?
3 / 50
Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?
4 / 50
Which of the following statements is wrong about isotopes ?
5 / 50
Two fundamental ways to transfer energy are________________?
6 / 50
Azimuthal quantum number defines___________?
7 / 50
Aqueous solution of borax above 62?C gives crystals of________________?
8 / 50
Which of the following is the best explanation that CO2 is non polar molecule __________________?
9 / 50
The atoms of same element having same atomic number but different mass number are called____________________?
10 / 50
Addition of 2nd electron to a uni negative ion is always____________________?
11 / 50
Which of the following option is incorrect about gases ?
12 / 50
In order to mention the boiling point of water at 110?C the external pressure should be ?
13 / 50
Introduction of nitro group in a molecule is called___________________?
14 / 50
The number of lone pairs in XeOF4 is_________?
15 / 50
Potassium Permanganate is used for purifying drinking water, because_________?
16 / 50
The process of fermentation of starch involve many enzymes the sequence of enzymes used are____________________?
17 / 50
Which of the following reaction is not shown by ketones ?
18 / 50
Which one of the following does not show hydrogen bonding?
19 / 50
When ? COOH is attached directly to the benzene ring the acid is called__________________?
20 / 50
What will be the pressure of 1 mole of an ideal gas maintained at 300 K and 250cm3 volume ?
21 / 50
Selection of filter paper depends on size of particles to be________________?
22 / 50
Ethers show functional group isomerism with __________________?
23 / 50
Benzene is heated in air with V2O5 at 450?C it undergoes________________?
24 / 50
Cassiterite is an ore of_______?
25 / 50
The first organic compound was synthesized in laboratory by_________________?
26 / 50
Bond order for N2 molecule is __________________?
27 / 50
Li is different from its family members due to____________________?
28 / 50
Fluorine can react with_________________?
29 / 50
Effective volume is usually taken for ____________ ?
30 / 50
A technique of partition chromatography in which the solvent is in a pool at the bottom of container_______________?
31 / 50
In SI base units, 1 Bq is equal to __________ ?
32 / 50
Newspaper can be recycled again and again how many times ?
33 / 50
Which of the following is solid?
34 / 50
Which one of the following is a state function ________________?
35 / 50
Which alkyl halide has the highest reactivity for a particular alkyl group ?
36 / 50
Quantum number which tells the energy of electron is________________?
37 / 50
Which of the following is a substance?
38 / 50
Acetophenone is a_____________________?
39 / 50
For industrial preparation of CH3CHO catalytic promoter is_________________?
40 / 50
Enthalpy of a reaction can be measured by ____________________?
41 / 50
When CO2 is made to react with ethy1 magnesium iodide in dry ether followed by acid hydrolysis yields______________?
42 / 50
Water of crystallization can be removed by________________?
43 / 50
Keeping in view the size of atom which order is correct one ?
44 / 50
Which Oxide of Manganese is amphoteric?
45 / 50
The main product of bacterial action is_________________?
46 / 50
The number amino acid units for each turn of helix on average are____________________?
47 / 50
Hydrogen resembles with carbon because of having________________?
48 / 50
Neutrons moving with an energy of 1.2 MeV are called_______________?
49 / 50
Acetaldehyele cyanohydrin on acid hydrolysis yields___________________?
50 / 50
Ether functional group can be represented as ____________________?
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