
Homework 12/3/24

Quiz
•
Science
•
7th Grade
•
Hard
Keshawn Harper
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the product of 2Na and 2H2O
NaOH2
2NaOH2
H2
2Na
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2H2 + O2 --> 2H2O
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2H2 + O2 --> 2H2O
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify the Reactants in this equation.
A
B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of change is melting an ice cube?
Physical change
Mental change
Chemical change
Hyper change
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A substance that is formed as the result of a chemical reaction
Product
Reactant
Starters
Enders
7.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
CaO + 3 C → CaC2 + CO
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