Daily Updates Mock Test 63

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1.
The main use of salt in the diet is to
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Daily Updates Mock Test 63 - Quiz

MOCK TEST 63
SYLLABUS : CHEMISTRY
TIME : 20 MINUTES FULL MARKS : 50*5 = 250
EACH QUESTION CARRIES 5 MARKS , -VE MARKING = - 1 / WRONG ANSWER
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2. The most malleable metal is
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3. The mass number of a nucleus is
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4. The gas used in the manufacture of vanaspati from vegetable oil is
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5. The first metal used by man was
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6. The iron ore magnetite consists of
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7. The major constituent of air is
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8. The main active constituent of tea and coffee is
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9.
The hardest form of carbon is
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10. The monomer of polythene is
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11. The graphite rods in the nuclear reactor
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12. The hydronium ion is
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13. The most important ore of aluminium is
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14. The inherited traits of an organism are controlled by
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15. The luster of a metal is due to
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16. The gas used for artificial ripening of green fruit is
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17. The 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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18. The ore which is found in abundance in India is
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19. The items amenable to detection by soft x-rays are
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20. The ionic radii of N3-, O2-, F- and Na+ follows the order
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21. The molecule which has the highest percentage of ionic character among the following is
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22. The high reactivity of fluorine is due to
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23. The most extensive, commercially useful source of thorium as monazite sand occurs in India at
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24. The number of electrons presents in H+ is
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25. The 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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26. The most abundant rare gas in the atmosphere is
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27. The material which can be deformed permanently by heat and pressure is called a
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28.
The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?
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29. The most electropositive elements among the following is
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30. The method that cannot be used for removing permanent hardness of water is
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31. The main chemical constituent of clay is
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32.
The mineral containing both magnesium and calcium is
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33. The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3
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34. The heat energy produced when the human body metabolises 1 gram of fat is
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35. The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is
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36. The metal does not give H2 on treatment with dilute HCL is
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37.
The maximum number of isomers for an alkene with molecular formula C4H8 is
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38. The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of
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39.
The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is
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40. Zone refining is used for the purification of
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41. The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is
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42. The inexpensive and commonly used variety of glass is called soda glass. It is called so because
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43. What are the number of moles of CO2 which contains 16 g of oxygen?
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44. The oil used in the froth floatation process is
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45. The Latin word formica means ant. The name formic acid is derived from this Latin word because
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46. The hottest part of the gas flame is known as
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47. The mass of one Avogadro number of helium atom is
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48. The 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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49.
The number of waves in n x 10th Bohr's orbit are
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50. The number of g-molecule of oxygen in 6.02 x 1024CO molecules is
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The main use of salt in the diet is to
The most malleable metal is
The mass number of a nucleus is
The gas used in the manufacture of vanaspati from vegetable oil is
The first metal used by man was
The iron ore magnetite consists of
The major constituent of air is
The main active constituent of tea and coffee is
The hardest form of carbon is
The monomer of polythene is
The graphite rods in the nuclear reactor
The hydronium ion is
The most important ore of aluminium is
The inherited traits of an organism are controlled by
The luster of a metal is due to
The gas used for artificial ripening of green fruit is
The human body is made up of several chemical elements; the element...
The ore which is found in abundance in India is
The items amenable to detection by soft x-rays are
The ionic radii of N3-, O2-, F- and Na+ follows the order
The molecule which has the highest percentage of ionic character among...
The high reactivity of fluorine is due to
The most extensive, commercially useful source of thorium as monazite...
The number of electrons presents in H+ is
The half life period of an isotope is 2 hours. After 6 hours what...
The most abundant rare gas in the atmosphere is
The material which can be deformed permanently by heat and pressure is...
The following are the half lives of four active isotopes. Which one of...
The most electropositive elements among the following is
The method that cannot be used for removing permanent hardness of...
The main chemical constituent of clay is
The mineral containing both magnesium and calcium is
The number of waves made by an electron moving in an orbit having...
The heat energy produced when the human body metabolises 1 gram of fat...
The number of water molecules present in a drop of water (volume...
The metal does not give H2 on treatment with dilute HCL is
The maximum number of isomers for an alkene with molecular formula...
The organic reaction represented by equation CH3 - CH = O + H2NOH...
The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is
Zone refining is used for the purification of
The main chemical constituent of the oil of cardamom which is...
The inexpensive and commonly used variety of glass is called soda...
What are the number of moles of CO2 which contains 16 g of oxygen?
The oil used in the froth floatation process is
The Latin word formica means ant. The name formic acid is...
The hottest part of the gas flame is known as
The mass of one Avogadro number of helium atom is
The ionisation energy of hydrogen atom in the ground state is x KJ....
The number of waves in n x 10th Bohr's orbit are
The number of g-molecule of oxygen in 6.02 x 1024CO molecules is
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