Class 7 Online Courses

Class 7 science Practice Tests


Class 7 Science Online Tests

Chemical Formulas MCQ Quiz Online PDF Download

The Book Chemical formulas Multiple Choice Questions (MCQ Quiz) PDF, chemical formulas MCQs download to study online 7th grade science courses. Practice Atoms and Atom Model Multiple Choice Questions and Answers (MCQs), Chemical Formulas quiz answers PDF for online education programs. The eBook Chemical Formulas MCQ App Download: inside an atom, uses of radioisotopes, ionic bonds, mass number and isotopes test prep for online school and college.

The MCQ: The formula that shows the number and kind of atoms which a substance of a molecule contained, is known as PDF, "Chemical Formulas" App Download (Free) with chemical formula, atomic formula, compound formula, and molecular formula choices for online education programs. Solve atoms and atom model quiz questions, download Google eBook (Free Sample) for online certificate courses.


Class 7 Science: Chemical Formulas MCQs PDF Download

MCQ: The formula that shows the number and kind of atoms which a substance of a molecule contained, is known as

A) chemical formula
B) atomic formula
C) compound formula
D) molecular formula

MCQ: The smallest particle of carbon dioxide consists of

A) two atoms
B) three atoms
C) four atoms
D) five atoms

MCQ: To date, scientists have made about 26 millions

A) elements
B) compounds
C) alkalis
D) alkanes

MCQ: The smallest particle of water is

A) element
B) atom
C) molecule
D) neutron

MCQ: Oxygen is a diatomic gas so its chemical formula is

A) O2
B) O2
C) O
D) Ox

Practice Tests: Class 7 Science Exam Prep

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