Metals and Non Metals
Learn about the physical and chemical properties of metals and non-metals, including their reactivity, conductivity, malleability, and characteristic reactions.
Questions
Which gas is emitted when metals react with acids?
- Carbon
- Oxygen
- Carbon dioxide
- Hydrogen
- Hydrogen chloride
Metals produce sound when hit by an object. This quality is known as being ________________.
- brittle
- malleable
- ductile
- sonorus
- metallic
The oxides formed by metals are ______________________.
- always basic
- always acidic
- always neutral
- both acidic and basic
- both acidic and neutral
Which of the following statements is/are correct?
- All non metals are ductile.
- Non metals do not react with acids.
- Bromine is a liquid non-metal.
- Only 1
- Only 2
- Only 3
- Both 1 and 2
- Both 2 and 3
Which of the following is a metal that can be easily cut with a knife?
- Gold
- Silver
- Mercury
- Sodium
- Copper
Which of the following is the odd one out?
SodiumMagnesiumAluminiumSulphurPotassium
- 1
- 2
- 3
- 4
- 5
Non-metals tend to be highly volatile (easily vaporised), have low elasticity, and are good insulators of heat and electricity. Which of the following is a non metal?
- Mercury
- Sodium
- Phosphorus
- Gold
- Copper
Which of the following metals is not in its pure form?
- Zirconium
- Tungsten
- Zinc
- Brass
- Copper
Which of the following is/are properties of most non metals?
- Non-metals are malleable
- Non-metals are ductile
- Non-metals are insulators of heat and electricity
- Atoms in non-metals are packed in a pattern called lattice
- Only 1
- Only 2
- Only 3
- Only 4
- Both 3 and 4
Which of the following is an example of metalloids?
- Mercury
- Bromine
- Silicon
- Iron
- Copper
Which of the following metals does not occur in its native form in nature?
- Gold
- Copper
- Aluminium
- Sodium
- Lead
Which of the following is a highly un-reactive metal?
- Magnesium
- Sodium
- Iron
- Copper
- Gold
Generally metals are considered as good conductors of electricity. Which of the following metals is the best conductor of electricity?
- Gold
- Silver
- Mercury
- Iron
- Copper
Match Column I with Column II.
| Column I | Column II |
| 1. CuSO4 | A. Light green colour |
| 2. FeSO4 | B. Blue colour |
| 3. ZnSO4 | C. Colourless |
- 1 - A, 2 - B, 3 - C
- 1 - B, 2 - A, 3 - C
- 1 - B, 2 - C, 3 - A
- 1 - A, 2 - C, 3 - B
- 1 - C, 2 - B, 3 - A
Rust is formed by the reaction of _________ and oxygen in the presence of water or air moisture.
- iron
- calcium
- gold
- alumunium
- silver
Which of the following methods can prevent the corrosion of iron?
| 1. | Painting |
| 2. | Greasing |
| 3. | Alloying |
| 4. | Galvanisation |
| 5. | Electroplating |
- 1, 3, and 5
- 1, 2, and 4
- 1, 2, and 5
- 1, 2, 3, and 4
- All of them
Which of the following statements correctly show the relationship between the more reactive metals and the less reactive metals in a compound?
- The more reactive metals overpower the less reactive metals in a compound.
- The more reactive metals dissolve the less reactive metals in a compound.
- The more rective metals charge the less reactive metals in a compound.
- The more reactive metals displace the less reactive metals in a compound.
- The more reactive metals replace the less reactive metals in a compound.