Advertisements
Advertisements
Question
Define mixture.
Advertisements
Solution
“Mixtures can be defined as. a kind of matter which is formed by mixing two or more pure substances (elements and compounds) in any proportion, such that they do not undergo any chemical change and retain their individual properties. Therefore they are impure substances.
APPEARS IN
RELATED QUESTIONS
Name: a Metal Which is a Poor Conductor of Electricity.
Name A substance used as an insulator.
Differentiate between the terms –
elements, compounds & mixtures.
State what are radicals. Give the names of the radicals –
(a) NO3
(b) OH
(c) SO4
(d) CO3
Who are my companions?
| Group 'A' | Group 'B' |
| 1. Stainless steel | (a) Non-metal |
| 2. Silver | (b) compound |
| 3. Bhajani mixture for milling | (c) Mixture |
| 4. Salt | (d) Element |
| 5. Coal | (e) Alloy |
| 6. Hydrogen | (f) Metal |
Write the names of elements from the following symbol:
Cd
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
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?
How are elements classified?
