Metals Malleability and Ductility Quiz
17 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What are alloys?

  • Mixtures of metals and non-metals with desired properties (correct)
  • Natural minerals
  • Compounds of non-metals
  • Pure metals found in nature

What branch of science deals with the extraction of metals from their ores?

  • Chemistry
  • Mineralogy
  • Geology
  • Metallurgy (correct)

Which metals are commonly found in nature in a free state?

  • Aluminum and Zinc
  • Gold and Silver (correct)
  • Iron and Copper
  • Lead and Nickel

What is the common property of metals when they react with oxygen?

<p>They form basic oxides (B)</p> Signup and view all the answers

Which type of oxides do non-metals typically form?

<p>Acidic oxides (C)</p> Signup and view all the answers

Which metal oxide exhibits both acidic and basic properties?

<p>$\text{Al2O3}$ (C)</p> Signup and view all the answers

What happens when reactive metals are placed in a dilute acid solution?

<p>They form salts and hydrogen gas (A)</p> Signup and view all the answers

Silicon is used in making transistors, chips for computers and photovoltaic ______.

<p>cells</p> Signup and view all the answers

Most of the phosphorous is used for making phosphoric acid H3PO4 which is used in the manufacturing of phosphate ______.

<p>fertilizers</p> Signup and view all the answers

Silicon is used in steel industry to deoxidize steel and it produces high quality corrosion resistant ______.

<p>steel</p> Signup and view all the answers

White phosphorous as ( P4S3 ) is used in the ______ industry.

<p>match</p> Signup and view all the answers

Phosphates are added to the detergents as they help in the removal of dirt from soiled ______.

<p>cloths</p> Signup and view all the answers

Sulphur is used in agriculture to control ______ and pests.

<p>fungus</p> Signup and view all the answers

Sulphur is used in the manufacturing of gun powder which is an intimate mixture of sulphur, charcoal and potassium ______.

<p>nitrate</p> Signup and view all the answers

Most of sulphur is converted into sulphuric acid which is called the king of chemicals and is used to make variety of other ______.

<p>chemicals</p> Signup and view all the answers

Metals can be distinguished from non-metal on the basis of their physical properties like malleability, ductility, ______ etc.

<p>lusture</p> Signup and view all the answers

Metals have tendency to lose ______ whereas non-metal have tendency to gain electrons.

<p>electrons</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser