WorksheetsChemistry Quiz
Total questions: 20
Worksheet time: 3mins
When tiny droplets of water remain Suspended in air, it is called:
Fog
Mist
Dew
Frost
Purification of water does not involve the process of:
Filtration
Ozonisation
Desalination
Oxidation
The common substance that evolves in combustion, respiration or
Transpiration is:
Cloud
Water vapour
Rain
Oxygen
Typhoid affects:
Heart
Lungs
Intestine
Kidney
C12H22O11 is the formula of:
Vinegar
Glucose
Sucrose
Baking Soda
Electric Bulbs are filled with:
Argon
Krypton
Helium
Hydrogen
Identify: A reactive greenish yellow poisonous gas:
(a)
Name one compound made up of a metalloid and a non-metal gas:
(a)
What is the atomicity of Phosphorous?
What is the similarity among metals, metalloids and inert gases regarding
Atomicity?
What is the smallest unit of a substance which always has an
independent existence?
Who was the inventor of symbol?
Identify: It is a compound whose composition is 90% in human blood?
What is the full form of CFC?
What is common in between respiration and combustion?
What is the percentage contribution of Carbon Dioxide to global warming?
6%
14%
60%
20%
Lime water is an aqueous solution of:
(a)
Rust is Chemically known as
(a)
Water has highest density at?
1°C
0°C
4°C
5°C
The horizontal rows in the periodic table are called?
(a)
