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WorksheetsChemical Formula for Water
Total questions: 10
Worksheet time: 5mins
What is the chemical formula for water?
CO2
NaCl
H2SO4
H2O
What are the elements present in the chemical formula for water?
H3O
NaCl
CO2
H2O
How many hydrogen atoms are present in the chemical formula for water?
1
3
4
2
How many oxygen atoms are present in the chemical formula for water?
2
4
1
3
What is the molecular structure of water?
H2O
CO2
NaCl
H2SO4
What is the significance of the chemical formula H2O?
It is used to represent the structure of table salt.
It is the formula for carbon dioxide.
It represents the composition of water.
It is the chemical formula for vinegar.
Explain the covalent bond in the chemical formula for water.
The covalent bond in the chemical formula for water is formed between two oxygen atoms.
The covalent bond in the chemical formula for water is formed between one hydrogen atom and one oxygen atom.
The covalent bond in the chemical formula for water is formed between one hydrogen atom and two oxygen atoms.
The covalent bond in the chemical formula for water is formed between two hydrogen atoms and one oxygen atom.
What are the physical properties of water based on its chemical formula?
Colorless, odorless, tasteless liquid with high surface tension and boiling point
Yellow, fragrant, salty powder with no surface tension and evaporation point
Green, scentless, sweet gas with moderate surface tension and melting point
Red, smelly, bitter solid with low surface tension and freezing point
How is the chemical formula for water important in daily life?
It is used for cooking food
It helps in understanding its properties, behavior, and uses in various applications.
It has no importance in daily life
It is only important for scientists
Explain the process of formation of the chemical formula for water.
O2H
H2O
H2
2OH
