Advertisements
Advertisements
Question
Write ‘True’ or ‘False’ in front of following statement.
Brass is an alloy of copper and zinc and has lustrous yellow colour.
Options
True
False
Advertisements
Solution
True.
APPEARS IN
RELATED QUESTIONS
Write the name and formula of a metal hydride.
State one use of the following metal:
Copper
State one use of the following metal:
Gold
Give the composition of an alloy called solder. State its one property and one use.
Explain how, a reduction reaction of aluminium can be used for welding cracked machine parts of iron. Write a chemical equation for the reaction involved.
What is meant by 22 carat gold?
A metal which is neither ductile nor malleable is
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
Salt of silver, such as ________ is used for making photographic films.
Tick (√) the most appropriate answer.
Graphite is used :
Give the general characteristics of:
Alkaline earth metals with reference to
(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
Molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. Write name of any element present in the same group as X
With reference to the following metals state their use in daily life metal:
Lead
Give a reason why iron objects rust easily but the iron pillar at Qutab Minar has not rusted over the years.
Halogen reacts with acid.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
Give an example of a metal which
- is liquid at room temperature.
- is the best conductor of heat.
Which of the following metals can displace the other two metals from their salt solutions?
The metal can be cut with a knife ______.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
______ is the metallic element.
