Advertisements
Advertisements
Question
Answer the following question:
When iron is mixed with sulphur at room temperature, it does not form a compound. Why?
Advertisements
Solution
When iron is mixed with sulphur at room temperature, it does not form a compound because the mixture of iron and sulphur requires heat to form a compound i.e. iron sulphide.
APPEARS IN
RELATED QUESTIONS
Define the term: Element
Give two examples of the following.
Inert gases
Find the atomicity of the Following molecule:
Aluminium Suiphide
State what are radicals. Give the names of the radicals –
(a) NO3
(b) OH
(c) SO4
(d) CO3
Give an example of two liquids which form homogenous.
Select the correct answer from A, B, C, D & E for the statement given below :
A mixture consisting of elements & a compound.
Give a reason for the following statement :
Brass & bronze are examples of mixtures, while copper sulphate & lead nitrate are examples of compounds.
Give an example for the elements derived from their Latin names.
An element is sonorous and highly ductile. Under which category would you classify this element? What other characteristics do you expect the element to possess?
Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture
Two or more coloured constituents are soluble in some solvent.
