Advertisements
Advertisements
Question
Mention three gaseous elements and write their molecular formulae
Advertisements
Solution
| Three gaseous elements | molecular formulae. | Atoms in one Molecule |
| Hydrogen | H2 | 2 |
| Oxygen | O2 | 2 |
| Chlorine | Cl2 | 2 |
APPEARS IN
RELATED QUESTIONS
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Give one example for the following types of mixtures :
solid-liquid heterogenous mixture.
Name: the Hardest Naturally Occurring Substance
Give the symbols of: Carbon, calcium, copper, chlorine, cobalt, argon.
Name A substance used as an insulator.
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 |
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
Tick (√) the correct alternative from the choice given for the following statement
A gaseous non-metal.
Select the correct answer from the choice given below.
The element which is malleable
Atoms: Fundamental particle of an element::______ : Fundamental particles of a compound.
