Metals and Properties

Q. Write elements of metals and non-metals?

Q. Because of which property, bells are made of metals and not wood?

1. Sonority
2. Lustre
3. Malleablility
4. Ductility

Q. Phosphorus and sulphur are examples of non-metals as they are:​

1. lustrous and malleable ​
2. non-lustrous and malleable​
3. lustrous and non-malleable​
4. non-lustrous and non-malleable​

Q.

Give two examples for each of the following

(a) Metals

(b) Non-metals

(c) Metalloids

(d) Inert gases

Q. The substance that will be flattened on beating with a hammer is​

1. crystal of iodine​
2. lump of sulphur​
3. piece of coal​
4. zinc granule​

Q.

Differentiate between the physical properties of metals and non-metals.

Q.

Name two metals that are soft ?

Q. What is a metalloid ?

Q.

What are metalloid?

Q. Categorise the following materials as metals and non-metals:
Silver, sulphur, copper, carbon, and phosphorous.

Q.

What is metals

Q. Categorise the following materials as metals and non-metals:
Silver, sulphur, copper, carbon, and phosphorous.

Q.

Which of these are the properties of non-metals ?

1. Non metals are malleable and ductile

2. Non-metals are usually liquids

3. Non metals are brittle

4. Non-metal can produce clanking noise

Q.

13. Identify the soft metal among the following:

1. iron

2. aluminium

3. magnesium

4. potassium

Q.

Metals can be polished.

1. True
2. False

Q.

Give two examples for each of the following

(a) Metals

(b) Non-metals

(c) Metalloids

(d) Inert gases

Q.

What metal is used to make the sheets shown in the figure? [1 MARK]

Q. Match the correct meaning to the physical properties of metals.

1. Beaten to sheets
2. Produces sound
3. Drawn into wires
4. Shining surface

Q.

14) _________ are generally non malleable and non - ductile.

Q. What is a metal?

Q. Write five differences in physical properties of metals and non-metals.

Q. Metals have shiny surfaces and this property of metals is called _____.

1. malleability
2. sonority
3. ductility
4. lustre

Q.

Which of the following option shows the correct characteristics of metals?

1. High thermal conductivity

2. No electrical conductivity

3. Low melting point

4. Non-ductile

Q. is the only metal which exists in liquid state at room temperature.

1. Bromine
2. Mercury
3. Sodium
4. Aluminium

Q. Identify the total number of substances that are malleable from the list given below:

Iron, copper, oxygen, gold, sulphur

1. 3

Q. Sonority is a property exhibited by non-metals.

1. True
2. False

Q.

With the help of an activity, show that metals are malleable.

Q.

Properties of hydrogen resembles from elements of following groups:

1. Alkaline earth metals, Halogens

2. Alkali metals, Alkaline earth metals

3. Alkali metals, Halogens

4. Nobel gas, Alkali metals

Q. Give two examples for each of the following:
(a) Metals (b) Non-metals
(c) Metalloids (d) Inert gases

Q. Match the correct meaning to the physical properties of metals.

1. Shining surface
2. Beaten to sheets
3. Drawn into wires
4. Produces sound