CISCE Board - Class 8

Periodic Table, Bonding & Carbon question bank (Chemistry)

Practice 285 free CISCE Board - Class 8 Chemistry - Periodic Table, Bonding & Carbon questions with answers and step-by-step solutions.

Q1.

Chemistry: What chemical principle is demonstrated in 'Matter: Kinetic Theory, Changes of State and Conservation of Mass'?

(A)
Conservation of mass, stoichiometry or periodic law (Matter: Kinetic Theory, Changes of State and Conservation of Mass)
(B)
Creation of matter from nothing
(C)
Arbitrary reaction
(D)
None of these
Show answer & solution
Verified Answer & Solution Locked
Sign in to your free student account to reveal verified answers, instant hints, and detailed explanations.
Sign in to view
Q2.

Atomic Structure: In 'Matter: Kinetic Theory, Changes of State and Conservation of Mass', the mass number $A$ of an atom equals:

(A)
Number of protons + Number of neutrons ($A = Z + N$) (Matter: Kinetic Theory, Changes of State and Conservation of Mass)
(B)
Number of electrons only
(C)
Difference of protons and neutrons
(D)
None of these
Show answer & solution
Verified Answer & Solution Locked
Sign in to your free student account to reveal verified answers, instant hints, and detailed explanations.
Sign in to view
Protected Questions

Unlock All 285 Questions in Periodic Table, Bonding & Carbon

Log in or sign up free to access every question with complete solutions, create chapter practice tests, and track your performance.

Sign up free to access all 285 questions

Unlock every Periodic Table, Bonding & Carbon question, generate papers, and practice at your own pace.