Grade 10 SCIENCE (PRETEST)
Authored by Epifanio Balmores
Physics
10th Grade
Used 70+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. It involve breaking chemical bonds between reactant molecules (particles) and forming new bonds between atoms in product particles (molecules).
A. CHEMICAL REACTIONS
B. PRECIPITATE
C. CONCENTRATION
D. STOICHIOMETRY
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. It make use of chemical formulae and symbols to represent chemical reactions.
A. CHEMICAL REACTIONS
B. CHEMICAL EQUATIONS
C. CONCENTRATION
D. STOICHIOMETRY
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. They are the starting materials in a reaction that undergo a chemical change to form a product.
A. CHEMICAL REACTIONS
B. CHEMICAL EQUATIONS
C. CONCENTRATION
D. REACTANTS
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4. They are insoluble solids that emerge from a liquid solution.
A. CHEMICAL REACTIONS
B. CHEMICAL EQUATIONS
C. PRECIPITATE
D. REACTANTS
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5. It occurs when one reactant breaks down into two or more products.
A. METATHESIS
B. DECOMPOSITION REACTION
C. PRECIPITATE
D. REACTANTS
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. It refers to the amount of a substance in a defined space.
A. METATHESIS
B. DECOMPOSITION REACTION
C. PRECIPITATE
D. CONCENTRATION
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. It is the study of the quantitative relationships or ratios between two or more substances undergoing a physical change or chemical change (chemical reaction).
A. METATHESIS
B. STOICHIOMETRY
C. GEOMETRY
D. TRIGONOMETRY
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