11 Questions
Which subject is not mentioned in the form?
Physics Chemistry Maths Combo
Which language subject is included in the form?
Hindi
Which book is related to the subject of Geography?
The English Channel Book
Which subject does 'Artificial Intelligence' belong to in the form?
Information Technology
Which subject has two associated books in the form?
English Grammar
What is the fundamental unit used for measuring atomic and molecular masses in chemistry?
Atomic Mass Unit (AMU)
How many protons and neutrons does a carbon-12 atom contain?
Six protons, six neutrons
What is the approximate mass of a proton or neutron?
1 AMU
Why is the mass of an individual atom or molecule not a whole number?
Due to the interactions between particles within the nucleus
How is the average atomic mass of an element calculated?
By summing the masses of its isotopes weighted by their natural abundance
Why was carbon-12 adopted as the standard for atomic mass in 1961?
To reduce confusion caused by multiple isotopes
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