Advertisements
Advertisements
प्रश्न
Tick (√) the correct alternative from the choice given for the following statement
A metal which is brittle
पर्याय
oxygen
diamond
zinc
उत्तर
zinc
APPEARS IN
संबंधित प्रश्न
Tick the most appropriate answer.
The constituents of a mixture are present in
- a fixed ratio
- a variable ratio,
- the ratio of 2: 1
- none of these
Correct the following statement:
CO and Co both represents cobalt.
Give one example for the following types of mixtures:
liquid-gas homogenous mixture
Name: a non-metal which is lustrous
Fill in the blank
The most abundant element in the atmosphere is _______.
Match the Columns:
| Column A | Column B | ||
| (a) | Metals | (i) | Non-Reactive |
| (b) | Molecules | (ii) | Brittle |
| (c) | Non-Metals | (iii) | Lustrous |
| (d) | Noble Gases | (iv) | Smallest unit of Compound |
Select the correct answer from the choice given below.
An impure substance
Explain the difference between Metals and non-metals.
Give a reason for the following statement:
Components in a mixture are present in varying proportions and not in a fixed proportion.
Define the terms elements, compounds & mixtures with a view to show their basic difference.
