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Level 0 Worksheet: Metals and Non-Metals

Class: 10 Science Topic: Basics & Physical Properties Max. Questions: 50
Name:
Date:
Section A: Physical Properties (True/False)

Q1-10. State True or False:

  1. Metals are generally good conductors of heat. __________
  2. Non-metals are generally hard and lustrous. __________
  3. Mercury is a solid metal at room temperature. __________
  4. Graphite is a non-metal that conducts electricity. __________
  5. Metals are sonorous (produce sound). __________
  6. Diamond is the hardest natural substance. __________
  7. Sodium metal is very hard. __________
  8. Ionic compounds have low melting points. __________
  9. Metals form positive ions (Cations). __________
  10. Gold is the most malleable metal. __________
Section B: Definitions

Q11-15. Define the following terms in one line:

  1. Malleability: __________________________________________________
  2. Ductility: __________________________________________________
  3. Sonorous: __________________________________________________
  4. Ore: __________________________________________________
  5. Gangue: __________________________________________________
Section C: Exceptions (Fill in the Blanks)

Q16-25. Fill in the blanks:

  1. The only metal which exists as liquid at room temperature is __________.
  2. The only non-metal which is liquid at room temperature is __________.
  3. A non-metal which is lustrous (shiny) is __________.
  4. __________ and __________ are two metals which can be cut with a knife.
  5. __________ and __________ are metals with very low melting points (melt on palm).
  6. __________ is an allotrope of Carbon which acts as a good conductor.
  7. Metals generally form __________ oxides.
  8. Non-metals generally form __________ oxides.
  9. __________ is the most ductile metal (1g can act as 2km wire).
  10. Magnesium ribbon burns with a __________ flame.
Section D: Chemical Basics

Q26-35. Complete the word equations:

  1. Metal + Oxygen $\rightarrow$ __________ Oxide.
  2. Metal Oxide + Water $\rightarrow$ Metal __________ (if soluble).
  3. Metal + Dilute Acid $\rightarrow$ Salt + __________ Gas.
  4. Magnesium + Oxygen $\rightarrow$ __________
  5. Sodium + Water $\rightarrow$ __________ + Hydrogen + Heat.
  6. Iron + Steam $\rightarrow$ __________ + Hydrogen.
  7. Copper + Oxygen $\rightarrow$ __________ (Black Colour).
  8. Zinc + Sulphuric Acid $\rightarrow$ Zinc Sulphate + __________
  9. Metal A + Salt of Metal B $\rightarrow$ Salt of Metal A + Metal B (This is called __________ reaction).
  10. Roasting is done for __________ ores.
Section E: Alloys & Composition

Q36-45. Identify the constituents of the following Alloys:

  1. Brass: Copper + __________
  2. Bronze: Copper + __________
  3. Solder: Lead + __________
  4. Stainless Steel: Iron + Nickel + __________
  5. Amalgam: Any metal + __________

Q46-50. General Questions:

  1. Which metal is used for galvanization of iron? __________
  2. Name the green coating formed on copper vessels. __________
  3. Name the major ore of Aluminium. __________
  4. Name the gas evolved at Anode during refining of Copper? (None/Mud). __________
  5. Is Lead more reactive than Iron? __________