MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 506 Mcqs, each offering curated multiple-choice questions to sharpen your Maharashtra CET knowledge and support exam preparation. Choose a topic below to get started.
| 451. |
Shape of crystals of tin is |
| A. | cubic |
| B. | tetragonal |
| C. | rhombic |
| D. | monoclinic |
| Answer» C. rhombic | |
| 452. |
Murree hills faces external pressure of |
| A. | 800 torr |
| B. | 600 torr |
| C. | 700 torr |
| D. | 500 torr |
| Answer» D. 500 torr | |
| 453. |
Digital watches uses |
| A. | liquid crystals |
| B. | solids |
| C. | gases |
| D. | plasma |
| Answer» B. solids | |
| 454. |
In hexagonal packing balls which are in front of each other, belong to layers third, fifth and |
| A. | seventh |
| B. | eighth |
| C. | ninth |
| D. | tent |
| Answer» B. eighth | |
| 455. |
Some degree of order is possessed by |
| A. | liquid crystals |
| B. | gases |
| C. | air |
| D. | nitrogen |
| Answer» B. gases | |
| 456. |
Carbon tetrachloride has boiling point of |
| A. | 76.5 degree Celsius |
| B. | 65.5degree Celsius |
| C. | 89 degree Celsius |
| D. | 95 degree Celsius |
| Answer» B. 65.5degree Celsius | |
| 457. |
London dispersion forces are greater in |
| A. | small molecules |
| B. | large molecules |
| C. | neutral molecules |
| D. | atoms |
| Answer» C. neutral molecules | |
| 458. |
Enthalpy change of vaporization is greater than enthalpy change of |
| A. | fusion |
| B. | heating |
| C. | freezing |
| D. | boiling |
| Answer» B. heating | |
| 459. |
Isomorph of sodium fluoride is |
| A. | chlorine |
| B. | magnesium oxide |
| C. | sodium |
| D. | Sulphur |
| Answer» C. sodium | |
| 460. |
Lattice points have another name which is called |
| A. | lattice sites |
| B. | lattice arrangements |
| C. | lattice circles |
| D. | lattice array |
| Answer» B. lattice arrangements | |
| 461. |
London forces strength is affected by |
| A. | shape of molecules |
| B. | strength of electronic cloud |
| C. | density of molecules |
| D. | volume of molecules |
| Answer» C. density of molecules | |
| 462. |
In amorphous solids atoms have no regular |
| A. | molecules |
| B. | volume |
| C. | density |
| D. | arrangement |
| Answer» E. | |
| 463. |
Usual shape in which potassium chromate grows is |
| A. | cubic |
| B. | rhombohedra |
| C. | triclinic |
| D. | trigonal |
| Answer» D. trigonal | |
| 464. |
Independent molecules of sodium chloride can exist in |
| A. | solids |
| B. | liquids |
| C. | ionic solid |
| D. | vapor phase |
| Answer» E. | |
| 465. |
Non definite heat of fusion is a property of |
| A. | crystalline solids |
| B. | regular solids |
| C. | amorphous solids |
| D. | virtual solids |
| Answer» D. virtual solids | |
| 466. |
Structure of ionic crystals depend upon |
| A. | size of ions |
| B. | weight of ions |
| C. | volume of ions |
| D. | density of ions |
| Answer» B. weight of ions | |
| 467. |
Liquid crystals in electrical circuits can be used to determine |
| A. | gases |
| B. | temperature failure |
| C. | potential failure |
| D. | gas failure |
| Answer» D. gas failure | |
| 468. |
Usual habit of crystals of ice is |
| A. | cubic |
| B. | monoclinic |
| C. | hexagonal |
| D. | rhombic |
| Answer» D. rhombic | |
| 469. |
Arrangement of points in crystal are called |
| A. | crystal lattice |
| B. | lattice array |
| C. | space |
| D. | lines |
| Answer» B. lattice array | |
| 470. |
The silicon (IV) oxide which is found in mineral quartz is very similar to |
| A. | graphite |
| B. | diamond |
| C. | iron |
| D. | copper |
| Answer» C. iron | |
| 471. |
In pressure cooker vapor pressure develops because vapors cannot |
| A. | escape |
| B. | captured |
| C. | condensed |
| D. | boiled |
| Answer» B. captured | |
| 472. |
Glass can be molded into shapes because it softens over a |
| A. | sharp temperature |
| B. | moderate temperature |
| C. | low temperature |
| D. | temperature range |
| Answer» E. | |
| 473. |
Physical form of ionic solids is that they are usually |
| A. | soft |
| B. | brittle |
| C. | powder forming |
| D. | hard |
| Answer» E. | |
| 474. |
Enthalpy changes which are associated with physical change are usually |
| A. | five |
| B. | six |
| C. | four |
| D. | three |
| Answer» E. | |
| 475. |
Dipole induced dipole forces occur in molecules, it is having a mixture of |
| A. | polar and non polar compounds |
| B. | polar and polar compounds |
| C. | sulphur containing compounds |
| D. | light compounds |
| Answer» B. polar and polar compounds | |
| 476. |
London dispersion forces are present in |
| A. | HCl |
| B. | oxygen |
| C. | He |
| D. | NaCl |
| Answer» D. NaCl | |
| 477. |
1:1 is a characteristic of |
| A. | rhombohedral crystals |
| B. | orthorhombic crystals |
| C. | cubic |
| D. | needle like |
| Answer» D. needle like | |
| 478. |
Ionic reactions are usually very |
| A. | fast |
| B. | slow |
| C. | very slow |
| D. | moderate |
| Answer» B. slow | |
| 479. |
We can obtain crystals by cooling of |
| A. | dilute solution |
| B. | saturated solution |
| C. | unsaturated solution |
| D. | mixture |
| Answer» C. unsaturated solution | |
| 480. |
One atm temperature is needed to measure |
| A. | enthalpy |
| B. | molar heat of sublimation |
| C. | boiling |
| D. | distillation rate |
| Answer» C. boiling | |
| 481. |
Ionic solids cannot exist as |
| A. | individual entities |
| B. | compound |
| C. | crystals |
| D. | hard solids |
| Answer» B. compound | |
| 482. |
Liquid crystals have |
| A. | five types |
| B. | four types |
| C. | three types |
| D. | six types |
| Answer» D. six types | |
| 483. |
Form in which graphite occurs is |
| A. | cubic |
| B. | hexagonal |
| C. | needle like |
| D. | monoclinic |
| Answer» C. needle like | |
| 484. |
Amorphous solids have very few orderly arrangements, which are called as |
| A. | crystalline solids |
| B. | crystallites |
| C. | density |
| D. | volume |
| Answer» C. density | |
| 485. |
Melting points of pure solids are |
| A. | not defined |
| B. | high |
| C. | sharp |
| D. | low |
| Answer» D. low | |
| 486. |
Another name for voids in metallic layers is |
| A. | holes |
| B. | window |
| C. | cervices |
| D. | shuttle |
| Answer» D. shuttle | |
| 487. |
Least boiling point is of |
| A. | ethylene glycol |
| B. | ether |
| C. | water |
| D. | phenol |
| Answer» C. water | |
| 488. |
In London dispersion forces dipole which is created, is |
| A. | temporary |
| B. | permanent |
| C. | weak |
| D. | strong |
| Answer» B. permanent | |
| 489. |
Ethanol has boiling point of |
| A. | 38 degree Celsius |
| B. | 65 degree Celsius |
| C. | 67 degree Celsius |
| D. | 78.25 degree Celsius |
| Answer» E. | |
| 490. |
Bond distance in iodine molecule in solid iodine is |
| A. | 271.5pm |
| B. | 266.6pm |
| C. | 250pm |
| D. | 230pm |
| Answer» B. 266.6pm | |
| 491. |
Sulphur dioxide has molar heat of vaporization whose value in kJ/mole is |
| A. | 40.6kJ/mole |
| B. | 15.6kJ/mole |
| C. | 24.3kJ/mole |
| D. | 21kJ/mole |
| Answer» D. 21kJ/mole | |
| 492. |
Energy which is released when 1 mole of ionic crystal is formed is known as |
| A. | lattice energy |
| B. | heat energy |
| C. | molar energy |
| D. | kinetic energy |
| Answer» B. heat energy | |
| 493. |
Liquid will boil at low temperature when we have |
| A. | low external pressure |
| B. | low volume |
| C. | low viscosity |
| D. | low polarization |
| Answer» B. low volume | |
| 494. |
218 degree Celsius boiling point at 1 atm is characteristic of |
| A. | ethanol |
| B. | alcohol |
| C. | naphthalene |
| D. | phenol |
| Answer» D. phenol | |
| 495. |
Habit of crystal is actually its |
| A. | color |
| B. | size |
| C. | shape |
| D. | density |
| Answer» D. density | |
| 496. |
Characteristic of covalent bonds present in metallic structure is that they are |
| A. | localized |
| B. | permanent |
| C. | temporary |
| D. | delocalized |
| Answer» E. | |
| 497. |
Quantity of liquid, Molar heat of vaporization needs is |
| A. | 1 mole |
| B. | 5 mole |
| C. | 8 mole |
| D. | 10 mole |
| Answer» B. 5 mole | |
| 498. |
Another name for electron pool theory is |
| A. | electron gas theory |
| B. | liquid theory |
| C. | solid theory |
| D. | pool theory |
| Answer» B. liquid theory | |
| 499. |
Hexane has maximum value for enthalpy change in vaporization, which is |
| A. | 7kJ/mole |
| B. | 23kJ/mole |
| C. | 30.1kJ/mole |
| D. | 4kJ/mole |
| Answer» D. 4kJ/mole | |
| 500. |
Usual property of ionic crystals is that they are |
| A. | stable |
| B. | unstable |
| C. | gaseous form |
| D. | compound forming |
| Answer» B. unstable | |