State Of Matter MCQ

Test your knowledge with important State Of Matter MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more State Of Matter MCQs on Bissoy. Bissoy App

• Water boils at a lower temperature at high altitudes, because
  ক

  the air pressure is less

  খ

  outside temperature is less

  গ

  latent heat is less

  ঘ

  None of the above
• Which of the following is used to remove the green colour from glass?
  ক

  Silicon dioxide

  খ

  Titanium dioxide

  গ

  Sulphur dioxide

  ঘ

  Manganese dioxide
• Which one of the following is called Dry Ice?
  ক

  Solid carbon dioxide

  খ

  Liquid carbon dioxide

  গ

  Liquid nitrogen

  ঘ

  Liquid ammonia
• Which one of the following gemstones contains beryllium metal?
  ক

  Topaz

  খ

  Emerald

  গ

  Ruby

  ঘ

  Blue sapphire
• A pressure cooker works on the principle of
  ক

  elevation of boiling point of water by application of pressure

  খ

  making the food-grains softer by application of pressure

  গ

  making the food-grains softer by application of pressure and temperature

  ঘ

  keeping the food-grains inside steam for a longer time
• Which one of the following could be the melting point of iron?
  ক

  25°C

  খ

  37°C

  গ

  500°C

  ঘ

  1500°C
• When pure water boils vigorously, the bubbles that rise to the surface are composed primarily of
  ক

  air

  খ

  hydrogen

  গ

  hydrogen and oxygen

  ঘ

  water vapour
• Which one of the following statements is incorrect?
  ক

  The measurable unit of pressure is denoted in metre

  খ

  Matter is made up of small particles

  গ

  Evaporation causes cooling

  ঘ

  Brass is a mixture of 30% zinc and 70% copper
• Why do two ice blocks join to form one block when pressed together?
  ক

  Melting point of ice is lowered with increase in pressure

  খ

  Melting point of ice increases with increase in pressure

  গ

  Melting point of ice remains unchanged with increase in pressure

  ঘ

  Melting point of ice is 0°C
• Sodium vapour lamps glow with yellow colour. This is due to
  ক

  sublimation of sodium to emit yellow colour

  খ

  the emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum

  গ

  the low ionisation energy of sodium

  ঘ

  its ability to absorb all other colours except yellow
• The latest discovered state of matter is
  ক

  solid

  খ

  Bose-Einstein condensate

  গ

  plasma

  ঘ

  liquid