Chemistry GK Practice Question and Answer

Q:

Thin wires can be pulled from a metal piece. For which property of the metal is it responsible?

1277 0

  • 1
    Tensile
    Correct
    Wrong
  • 2
    hardness
    Correct
    Wrong
  • 3
    Malignancy
    Correct
    Wrong
  • 4
    conductivity
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "Tensile"

Q:

Used in removing permanent hardness of water?

1252 0

  • 1
    running soda
    Correct
    Wrong
  • 2
    bleaching powder
    Correct
    Wrong
  • 3
    Caustic soda
    Correct
    Wrong
  • 4
    Baking Soda
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "running soda"

Q:

The producers formed by the combustion of magnesium are -

1242 0

  • 1
    is acidic
    Correct
    Wrong
  • 2
    is indifferent
    Correct
    Wrong
  • 3
    alkaline
    Correct
    Wrong
  • 4
    all
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "alkaline"
Explanation :

Therefore, the correct option is (C) Magnesium ribbon on burning in air produces: 'Magnesium oxide, heat and light'.

Q:

Which metal starts floating when put in water?

1219 0

  • 1
    calcium
    Correct
    Wrong
  • 2
    Nickel
    Correct
    Wrong
  • 3
    Magnesium
    Correct
    Wrong
  • 4
    Potassium
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "calcium"

Q:

Is zinc ore?

1207 0

  • 1
    zinc blade
    Correct
    Wrong
  • 2
    Bauxite
    Correct
    Wrong
  • 3
    sodium chloride
    Correct
    Wrong
  • 4
    Sinawar
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "zinc blade"

Q:

Gastric juice contains acids?

1186 0

  • 1
    Acetic acid
    Correct
    Wrong
  • 2
    Sulfuric acid
    Correct
    Wrong
  • 3
    Hydrochloric acid
    Correct
    Wrong
  • 4
    Nitric acid
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "Hydrochloric acid"

Q:

Oxides commonly occur in metals?

1176 0

  • 1
    acidic
    Correct
    Wrong
  • 2
    Effortless
    Correct
    Wrong
  • 3
    Amphoteric
    Correct
    Wrong
  • 4
    Alkaline
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "Alkaline"

Q:

If an alloy contains a metal mercury, what is it called?

1175 0

  • 1
    mercury alloy
    Correct
    Wrong
  • 2
    Iron Alloy
    Correct
    Wrong
  • 3
    Amalgam
    Correct
    Wrong
  • 4
    Zinc Alloy
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "Amalgam"

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully