Since metals produce ringing sounds, they are said to be $............$
- ASound metal
- ✓Sonorous
- CRing metal
- Dmalleable
Answer: B.
View full solution →Question types
Materials : Metals and Non-Metals question types
461 questions across 8 question groups — pick any mix to generate a Science paper with step-by-step answer keys.
461
Questions
8
Question groups
5
Question types
01
M.C.Q. [I MARKS]
286 Q→02Fill in the blanks: [1 M]
9 Q→03questions in short. [2 marks ]
54 Q→04scientific reasons[2 marks ]
3 Q→05questions in short. [3 marks ]
26 Q→06questions in details [4 marks ]
20 Q→07questions in on sentence. [1 M]
58 Q→08case /data -based (4 Marks)
5 Q→Sample Questions
Materials : Metals and Non-Metals questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
The metal which is liquid at room temperature is:
- ASodium
- BRomineb
- CAlciumc
- ✓Mercury
Answer: D.
View full solution →Materials having the properties of both metals and non metals are called $.............$
- ✓Metalloids
- BNoble metals
- CAlloys
- DMixtures
Answer: A.
View full solution →Metals like zinc and aluminium react with sodium hydroxide to produce $...........$ gas.
- AHydrogen sulphide.
- ✓Hydrogen
- COxygen
- DSulphur dioxide.
Answer: B.
View full solution →Sulphur element is said to be:
- ADuctile
- BHard
- CMalleable
- ✓Brittle
Answer: D.
View full solution →Fill in the following blanks with suitable words: Iron is more $..........$ than copper.Hoo abhi to dalwaya tha tmne
View full solution →Fill in the following blanks with suitable words: Metals react with acids to produce $..........$ gas.
View full solution →Fill in the following blanks with suitable words:A non-metal is used to make an antiseptic solution called tincture $..........$
View full solution →Fill in the following blanks with suitable words: Phosphorous is a very $..........$ Non$-$metal.
View full solution →Fill in the following blanks with suitable words: Sulphur forms $..........$ oxide whereas magnesium forms $..........$ oxide.
View full solution →What is the nature of oxides formed
$i.$ When metals combine with oxygen?
$ii.$ When non$-$metals combine with oxygen?
View full solution →$i.$ When metals combine with oxygen?
$ii.$ When non$-$metals combine with oxygen?
Give reasons, why
$i.$ Immersion rods for heating liquids are made up of metallic substances?
$ii.$ Non metals cannot be used for making bells?
View full solution →$i.$ Immersion rods for heating liquids are made up of metallic substances?
$ii.$ Non metals cannot be used for making bells?
Name two metals which are used for making cooking utensils and water boilers for factories.
Write a word equation for heated iron and steam.
Connecting wires are made up of which metals and why?
Phosphorus is kept in water.
Copper vessel in due course acquires a dull green coating.
The use of aluminium has increased over copper for the manufacture of electrical cables.
Can copper displace iron from iron sulphate solution? Give reason for your answer.
State any two physical properties for believing that aluminium is a metal.
How do metals react with dilute acids? Explain with the help of an example.
There are two boxes, one made of metal and the other made of wood, which are similar in appearance. How will you find out which box is made of metal?
Give one use each of the following metals:
$a.$ Iron
$b.$ Copper
$c.$ Aluminium
$d.$ Zinc
$e.$ Mercury
View full solution →$a.$ Iron
$b.$ Copper
$c.$ Aluminium
$d.$ Zinc
$e.$ Mercury
Complete the crossword given in Fig. with the help of the clues. 
Across:
$1.$ Which is generally hard, ductile, malleable and sonorous.
$2.$ A metal is called so it can be drawn into wires.
$3.$ Metal bells are used because of this property.
Down:
$4.$ A metal generally used for making jewellery.
$5.$ A metal which is liquid at room temperature.
$6.$ A metal which reacts with acid as well as base to form hydrogen gas.
$7.$ Substances used to enhance the growth of plants.
$8.$ Property by virtue of which metals can be beaten into thin sheets.
View full solution → Across:$1.$ Which is generally hard, ductile, malleable and sonorous.
$2.$ A metal is called so it can be drawn into wires.
$3.$ Metal bells are used because of this property.
Down:
$4.$ A metal generally used for making jewellery.
$5.$ A metal which is liquid at room temperature.
$6.$ A metal which reacts with acid as well as base to form hydrogen gas.
$7.$ Substances used to enhance the growth of plants.
$8.$ Property by virtue of which metals can be beaten into thin sheets.
Find out the names of three metals and three non-metals from the box given as Fig.
Distinguish between metals and non-metals on the basis of their chemical properties.
Write the conditions under which rusting takes place.
Classify the following elements into metals, non-metals and metalloids: Copper, Sulphur, Aluminium, Oxygen, Silicon, Nitrogen, Germanium, Mercury, Chlorine, Sodium.
Which non-metal is used in water purification process to make drinking water supply germ-free?
Name two non-metals which are used in fireworks (crackers, etc.)
An element forms an oxide which is acidic in nature. Is the element a metal or a non-metal?
Give reasons for the following. Aluminium foils are used to wrap food items.
Why are bells made of metals?
Mayank dropped four coins from the same height onto a concrete floor.
The table below shows the type of sound that each coin produced after hitting the floor.
$9.$ Which coins in Mayank’s activity are made of metal$?$
$A.$ Coin $1$ and Coin $2$
$B.$ Coin $2$ and Coin $3$
$C.$ Coin $3$ and Coin $4$
$D$. Coin $4$ and Coin $1$
$10.$ On which type of loor will Mayank’s activity produce the same results$?$
$A.$ Glass
$B.$ Sand
$C.$ Grass
$D.$ Carpet
View full solution →The table below shows the type of sound that each coin produced after hitting the floor.
| Coin | Temperature of the ball when heated for a minute |
| Coin $1$ | Ringing sound |
| Coin $2$ | Damp sound |
| Coin $3$ | Damp sound |
| Coin $4$ | Ringing sound |
$A.$ Coin $1$ and Coin $2$
$B.$ Coin $2$ and Coin $3$
$C.$ Coin $3$ and Coin $4$
$D$. Coin $4$ and Coin $1$
$10.$ On which type of loor will Mayank’s activity produce the same results$?$
$A.$ Glass
$B.$ Sand
$C.$ Grass
$D.$ Carpet
A scientist injected nitrogen dioxide gas in water.
He dropped a blue litmus paper in the water after the reaction was over.
The litmus paper turned red.
$7.$ What can be concluded from the experiment$?$
$A.$ A salt is produced by the reaction.
$B.$ An acid is produced by the reaction.
$C.$ Nitrogen gas is produced by the reaction.
$D.$ Hydrogen gas is produced by the reaction.
$8.$ The scientist heated the water after the reaction was over. Will there be any change in the colour of the litmus paper that turned red? Explain your answer.
View full solution →He dropped a blue litmus paper in the water after the reaction was over.
The litmus paper turned red.
$7.$ What can be concluded from the experiment$?$
$A.$ A salt is produced by the reaction.
$B.$ An acid is produced by the reaction.
$C.$ Nitrogen gas is produced by the reaction.
$D.$ Hydrogen gas is produced by the reaction.
$8.$ The scientist heated the water after the reaction was over. Will there be any change in the colour of the litmus paper that turned red? Explain your answer.
The equations below show four chemical reactions.
$(i)$ Copper sulphate $+$ Zinc $\rightarrow$ Zinc sulphate $+$ Copper
$(ii)$ Copper sulphate $+$ Iron $\rightarrow$ Iron sulphate $+$ Copper
$(iii)$ Iron sulphate $+$ Copper $\rightarrow$ no reaction
$(iv)$ Zincsulphate $+$ Copper $\rightarrow$ no reaction
$5.$ What can be concluded from the above reactions$?$
$A.$ Copper is less reactive than both zinc and iron
$B.$ Zinc is less reactive than iron but more reactive than copper
$C.$ Copper is less reactive than zinc but more reactive than iron
$D.$ Iron is less reactive than both zinc and copper
$6.$ Why is example $(i)$ regarded as a displacement reaction? Explain your answer.
View full solution →$(i)$ Copper sulphate $+$ Zinc $\rightarrow$ Zinc sulphate $+$ Copper
$(ii)$ Copper sulphate $+$ Iron $\rightarrow$ Iron sulphate $+$ Copper
$(iii)$ Iron sulphate $+$ Copper $\rightarrow$ no reaction
$(iv)$ Zincsulphate $+$ Copper $\rightarrow$ no reaction
$5.$ What can be concluded from the above reactions$?$
$A.$ Copper is less reactive than both zinc and iron
$B.$ Zinc is less reactive than iron but more reactive than copper
$C.$ Copper is less reactive than zinc but more reactive than iron
$D.$ Iron is less reactive than both zinc and copper
$6.$ Why is example $(i)$ regarded as a displacement reaction? Explain your answer.
Peter hammered four balls made of different materials.
He then heated each ball for a minute.
The table below shows what Peter observed.
$3.$ What can be concluded from the table$?$
Circle ‘Yes’ or ‘No’ for each statement
$4.$ Two of the four balls are made of ceramic and wood respectively.
Which two balls are they likely to be$?$
View full solution →He then heated each ball for a minute.
The table below shows what Peter observed.
| Ball | What happens to the ball when hammered? | Temperature of the ball when heated for a minute |
| Ball $1$ | Flattens | $85\ ℃$ |
| Ball $2$ | Breaks | $45\ ℃$ |
| Ball $3$ | Breaks | $35\ ℃$ |
| Ball $4$ | Flattens | $75\ ℃$ |
Circle ‘Yes’ or ‘No’ for each statement
| Can this statement be concluded from the table$?$ | Yes or No |
| Materials that break when hammered get heated quickly | Yes/No |
| Materials that latten when hammered get heated quickly | Yes/No |
| Materials that break when hammered get heated slowly | Yes/No |
Which two balls are they likely to be$?$
Sajid has four teaspoons made of different materials.
He used each spoon to close an electric circuit one by one.
The table below shows if the light bulb glows for each spoon in the circuit.
$1.$ Which of these is supported by the results of Sajid’s activity$?$
$A.$ Spoon $1$ is made of metal and Spoon $2$ is made of non-metal
$B.$ Spoon $2$ is made of metal and Spoon $3$ is made of non-metal
$C.$ Spoon $3$ is made of metal and Spoon $4$ is made of non-metal
$D.$ Spoon $4$ is made of metal and Spoon $1$ is made of non-metal
$2.$ Will the results of the activity change if two batteries are used in the circuit in place of the single battery? Explain your answer.
View full solution →He used each spoon to close an electric circuit one by one.
The table below shows if the light bulb glows for each spoon in the circuit.
| Spoon in the circuit | Does the light bulb glow? |
| Spoon $1$ | No |
| Spoon $2$ | No |
| Spoon $3$ | Yes |
| Spoon $4$ | Yes |
$A.$ Spoon $1$ is made of metal and Spoon $2$ is made of non-metal
$B.$ Spoon $2$ is made of metal and Spoon $3$ is made of non-metal
$C.$ Spoon $3$ is made of metal and Spoon $4$ is made of non-metal
$D.$ Spoon $4$ is made of metal and Spoon $1$ is made of non-metal
$2.$ Will the results of the activity change if two batteries are used in the circuit in place of the single battery? Explain your answer.
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