What is the chemical symbol for water?
Difficulty: Easy
About this MCQ
This Easy Everyday Science MCQ checks one syllabus fact. Candidates use it for NTS GAT General practice.
The question is: “What is the chemical symbol for water?”
The accepted answer is A. H2O. Water is a compound of two hydrogen atoms and one oxygen atom, written as H2O. It is essential for all known forms of life.
- A. H2O ✓
- B. CO2
Why not B: CO2 is carbon dioxide.
- C. O2
Why not C: O2 is molecular oxygen.
- D. NaCl
Why not D: NaCl is sodium chloride (common salt).
Correct answer
A. H2O
Explanation
Water is a compound of two hydrogen atoms and one oxygen atom, written as H2O. It is essential for all known forms of life.
Source: Standard chemistry textbooks
Tags: Chemistry
Relevant exams: NTS GAT General
Submitted by: MCQsHub Editorial
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