Advertisements
Advertisements
प्रश्न
Give Two Examples for Each of the Following: Non-metals
Advertisements
उत्तर
Carbon, sulphur, oxygen.
APPEARS IN
संबंधित प्रश्न
Define: Elements
Fill in the blank
A pure substance has definite.................. and constant ..............
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Tick the most appropriate answer.
How many times is a proton heavier than an electron?
- 1500
- 1800
- 1840
- none of these
Give two examples of the following.
Metals which are soft
Tick (√) the correct alternative from the choice given for the following statement
The hardest naturally occurring substance
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – two coloured gases (with their colours)
Write the names of elements from the following symbol:
Ir
State four differences between – elements, compounds and mixtures with suitable examples.
What is the Latin name of Sodium?
