The Following Section consists of General Knowledge Questions on Chemistry. Take the Quiz and improve your overall General Knowledge.
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General Knowledge Questions on Chemistry 1
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Question 1 of 20
1. Question
1 pointsThe nucleus of an atom consists of
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Question 2 of 20
2. Question
1 pointsThe number of moles of solute present in 1 kg of a solvent is called its
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Question 3 of 20
3. Question
1 pointsThe most electronegative element among the following is
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Question 4 of 20
4. Question
1 pointsThe metal used to recover copper from a solution of copper sulphate is
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Question 5 of 20
5. Question
1 pointsThe number of d-electrons in Fe2+ (Z = 26) is not equal to that of
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Question 6 of 20
6. Question
1 pointsThe metallurgical process in which a metal is obtained in a fused state is called
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Question 7 of 20
7. Question
1 pointsThe molecules of which gas have highest speed?
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Question 8 of 20
8. Question
1 pointsThe oldest rocks in the earth’s crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock’s called
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Question 9 of 20
9. Question
1 pointsThe law which states that the amount of gas dissolved in a liquid is proportional to its partial pressure is
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Question 10 of 20
10. Question
1 pointsThe main buffer system of the human blood is
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Question 11 of 20
11. Question
1 pointsThe gas present in the stratosphere which filters out some of the sun’s ultraviolet light and provides an effective shield against radiation damage to living things is
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Question 12 of 20
12. Question
1 pointsThe most commonly used bleaching agent is
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Question 13 of 20
13. Question
1 pointsThe nucleus of a hydrogen atom consists of
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Question 14 of 20
14. Question
1 pointsThe heat required to raise the temperature of body by 1 K is called
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Question 15 of 20
15. Question
1 pointsThe nuclear particles which are assumed to hold the nucleons together are
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Question 16 of 20
16. Question
1 pointsThe mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
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Question 17 of 20
17. Question
1 pointsThe octane number of zero is assigned to
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Question 18 of 20
18. Question
1 pointsThe metal that is used as a catalyst in the hydrogenation of oils is
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Question 19 of 20
19. Question
1 pointsThe most abundant rare gas in the atmosphere is
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Question 20 of 20
20. Question
1 pointsThe Latin word formica means ant. The name formic acid is derived from this Latin word because
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General Knowledge Questions on Chemistry 2
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Question 1 of 20
1. Question
1 pointsThe ore which is found in abundance in India is
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Question 2 of 20
2. Question
1 pointsThe inherited traits of an organism are controlled by
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Question 3 of 20
3. Question
1 pointsThe heat energy produced when the human body metabolises 1 gram of fat is
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Question 4 of 20
4. Question
1 pointsWhat are the number of moles of CO2 which contains 16 g of oxygen?
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One mole of CO2 has mass of 44 g and 32 g of O2. So 16 g of O2 have 22 g of CO2 or 0.5 moles of it.
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Question 5 of 20
5. Question
1 pointsThe main use of salt in the diet is to
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Question 6 of 20
6. Question
1 pointsThe monomer of polythene is
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Question 7 of 20
7. Question
1 pointsThe luster of a metal is due to
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Question 8 of 20
8. Question
1 pointsThe number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is
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Question 9 of 20
9. Question
1 pointsThe most malleable metal is
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Question 10 of 20
10. Question
1 pointsThe oil used in the froth floatation process is
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Question 11 of 20
11. Question
1 pointsThe number of waves in n x 10th Bohr’s orbit are
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Question 12 of 20
12. Question
1 pointsThe mass of one Avogadro number of helium atom is
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Question 13 of 20
13. Question
1 pointsThe items amenable to detection by soft x-rays are
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Question 14 of 20
14. Question
1 pointsThe material which can be deformed permanently by heat and pressure is called a
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Question 15 of 20
15. Question
1 pointsThe mass number of a nucleus is
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Question 16 of 20
16. Question
1 pointsThe inexpensive and commonly used variety of glass is called soda glass. It is called so because
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Question 17 of 20
17. Question
1 pointsThe gas used in the manufacture of vanaspati from vegetable oil is
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Question 18 of 20
18. Question
1 pointsThe ionic radii of N3-, O2-, F– and Na+ follows the order
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Question 19 of 20
19. Question
1 pointsThe graphite rods in the nuclear reactor
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Question 20 of 20
20. Question
1 pointsThe first metal used by man was
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General Knowledge Questions on Chemistry 3
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Question 1 of 20
1. Question
1 pointsThe hydronium ion is
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Question 2 of 20
2. Question
1 pointsThe most electropositive elements among the following is
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Question 3 of 20
3. Question
1 pointsThe method that cannot be used for removing permanent hardness of water is
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Question 4 of 20
4. Question
1 pointsThe following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?
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Question 5 of 20
5. Question
1 pointsThe gas used for artificial ripening of green fruit is
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Question 6 of 20
6. Question
1 pointsZone refining is used for the purification of
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Question 7 of 20
7. Question
1 pointsThe main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is
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Question 8 of 20
8. Question
1 pointsThe molecule which has the highest percentage of ionic character among the following is
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Question 9 of 20
9. Question
1 pointsThe high reactivity of fluorine is due to
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Question 10 of 20
10. Question
1 pointsThe iron ore magnetite consists of
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Question 11 of 20
11. Question
1 pointsThe ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is
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Question 12 of 20
12. Question
1 pointsThe major constituent of air is
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Question 13 of 20
13. Question
1 pointsThe main chemical constituent of clay is
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Question 14 of 20
14. Question
1 pointsThe mineral containing both magnesium and calcium is
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Question 15 of 20
15. Question
1 pointsThe metal does not give H2 on treatment with dilute HCL is
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Question 16 of 20
16. Question
1 pointsThe number of g-molecule of oxygen in 6.02 x 1024CO molecules is
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Question 17 of 20
17. Question
1 pointsThe most extensive, commercially useful source of thorium as monazite sand occurs in India at
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Question 18 of 20
18. Question
1 pointsThe main active constituent of tea and coffee is
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Question 19 of 20
19. Question
1 pointsThe maximum number of isomers for an alkene with molecular formula C4H8 is
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Question 20 of 20
20. Question
1 pointsThe hardest form of carbon is
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General Knowledge Questions on Chemistry 4
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Question 1 of 19
1. Question
1 pointsThe most important ore of aluminium is
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Question 2 of 19
2. Question
1 pointsThe organic reaction represented by equation CH3 – CH = O + H2NOH gives CH3 – CH – NH + H2O is an example of
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Question 3 of 19
3. Question
1 pointsThe number of electrons presents in H+ is
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H+ is a hydrogen ion, and it is an ion because it LOST an electron. Electrons are negatively charged. When an atom gains electrons it will have NEGATIVE charges.
So it has zero electron.
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Question 4 of 19
4. Question
1 pointsThe hottest part of the gas flame is known as
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Question 5 of 19
5. Question
1 pointsThe human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is
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Question 6 of 19
6. Question
1 pointsThe isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is
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Question 7 of 19
7. Question
1 pointsThe half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind?
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Question 8 of 19
8. Question
1 pointsThe number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3
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Question 9 of 19
9. Question
1 pointsThe number of atoms present in 21.6 gram of silver (atomic weight = 108) are same as the molecules in
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Question 10 of 19
10. Question
1 pointsThe National Chemical Laboratory is situated in
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Question 11 of 19
11. Question
1 pointsEqual masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be
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Question 12 of 19
12. Question
1 pointsThe mass number of an atom is equal to
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Question 13 of 19
13. Question
1 pointsThe maximum number of covalent formed by nitrogen is
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Question 14 of 19
14. Question
1 pointsThe formula C6H5-CO-CH3 represents
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Question 15 of 19
15. Question
1 pointsThe metal that is usually extracted from sea water is
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Question 16 of 19
16. Question
1 pointsThe method of concentrating the ore which makes use of the difference in density between ore and impurities is called
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Question 17 of 19
17. Question
1 pointsThe inert gases are ____ in water
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Question 18 of 19
18. Question
1 pointsThe molecular formula of phosphorous is
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Question 19 of 19
19. Question
1 pointsThe names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of
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