Home » Chemistry Quiz
Chemistry Quiz
1 / 60
The most electropositive element is:
2 / 60
What is the total number of p electrons in a single phosphorus atom in its ground state?
3 / 60
Which of the following is not an actinide?
4 / 60
Which of the following is the strongest base?
5 / 60
What is the formula for the basic anhydride of Ba(OH)2?
6 / 60
Lattice energy of an ionic compound depends upon:
7 / 60
Alkali metals in each period have:
8 / 60
Which set of orbitals is listed in the sequential order of filling in a multi-electron atom?
9 / 60
Which gaseous ion in its ground state has the greatest number of unpaired electrons?
10 / 60
Which of the following ion has smallest radius?
11 / 60
The element with highest ionization potential from the following is
12 / 60
According to modern periodic law, variations in the properties of elements are related to their
13 / 60
Eka-aluminum and eka-silicon are known as:
14 / 60
An element having atomic number 56 belongs to which block?
15 / 60
An element of atomic number 29 belongs to
16 / 60
The most electronegative element is
17 / 60
The ionization energy will be maximum for the process
18 / 60
Select the correct order of Ionization energy.
19 / 60
Which of the following has the lowest ionization energy?
20 / 60
Which of the following has the largest radius?
21 / 60
Which of the following sets of ions represents a collection of isoelectronic species?
22 / 60
The electron with strong electropositive nature is
23 / 60
What type of atoms do carbohydrates contain
24 / 60
All of the following are true with respect to carbonyls EXCEPT:
25 / 60
An electron is known to be in the n = 4 shell and the l = 2 subshell. How many possible combinations of quantum numbers could this electron have?
26 / 60
A metallic oxide contains 66% of the metal. The equivalent weight of the metal is
27 / 60
If the equivalent weight of a trivalent metal is 32.7, the molecular weight of its chloride is
28 / 60
The specific heat of metal is 0.16, its approximate atomic weight would be
29 / 60
The law of reciprocal proportions can be used to determine.......
30 / 60
The ratio of the rates of diffusion of a given element to that of helium is 4. What will be the molecular weight of the element?
31 / 60
Bassemerisation is carried out for
32 / 60
The element which is recovered from the electrolytic process is
33 / 60
Which one of the following is not a method of concentration of ore?
34 / 60
The Froth flotation process is used for the concentration of the ore of
35 / 60
The two most abundant metals in the earth crust are
36 / 60
Which one contains both Calcium and Magnesium
37 / 60
Natural refractory material used in furnaces is
38 / 60
The extraction of zinc from zinc blende is achieved by
39 / 60
The process of isolation of a metal by dissolving the ore in suitable reagent followed by precipitation of metal by a more electropositive metals is called
40 / 60
Highly electropositive metals can not be commercially extracted from carbon reduction process at high temperature because these
41 / 60
The percentage of P2O5 in diammonium phosphate (NH4)2HPO4 is
42 / 60
Among the sodium halide, NaF has the highest melting point because of
43 / 60
Which of the following compound has a positive enthalpy of solution?
44 / 60
Second electron gain enthalpy is
45 / 60
The amount of energy released when an electron is added to its outermost shell of an atom is called
46 / 60
Elements having highest ionization potential value is
47 / 60
Which of the following anion has the smallest radius?
48 / 60
Which of the following is not a representative element?
49 / 60
Zinc and Cadmium metals do not show variable oxidation states because
50 / 60
Sodium generally does not show an oxidation state of +2, because of its
51 / 60
The nucleus of an element contains 9 protons. Its valency would be
52 / 60
The atomic numbers of metallic and non-metallic elements which are liquid at room temperature are
53 / 60
The number of element present in fifth period is
54 / 60
Which of the following statements is incorrect about the adsorption theory?
55 / 60
Stress corrosion, fatigue corrosion, and hydrogen embrittlement fall under the category of which type of corrosion?
56 / 60
Zincification involves ........................metal.
57 / 60
In which of the following combinations of galvanic cells, the rate of corrosion of magnesium is highest in
58 / 60
When Pt and Zn are electrically connected, which one gets corroded?
59 / 60
Dry corrosion is
60 / 60
Corrosion is accelerated by.....
Your score is
The average score is 31%
Restart quiz
