Advertisements
Advertisements
Question
Indicate whether the following statement is true or false:
Ozone is a triatomic molecule
Options
True
False
Advertisements
Solution
True
APPEARS IN
RELATED QUESTIONS
Fill in the blank
A pure substance has definite.................. and constant ..............
Tick the most appropriate answer
Solutions are
- heterogeneous mixtures.
- compounds
- homogeneous mixtures.
- elements
Fill in the blan
An ________ is a homogeneous mixture of two or more metals.
Name: a Liquid Metal
Name: an Inert Gas
Give reason: A frying pan is made up of steel but its handle is made up of wood.
Indicate whether the following statement is true or false:
Elements are made up of compounds
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name - a poisonous gas almost as heavy as air.
Complete the statement given below by filling in the blank with the correct word.
An element is a pure substance which cannot be broken down by physical or _________ methods.
Complete the table:
| Element | Latin Name | Symbol |
| Mercury | ______ | Hg |
| Lead | Plumbum | ______ |
| Iron | ______ | Fe |
| Potassium | Kalium | ______ |
