M3 Chemical Reaction
Quiz by Ian Gabriel
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- Q1
Which of the following is not an example of chemical reaction?
Banana turning green to yellow
Rusting of iron
Burning a piece of paper
Chopping wood
30s - Q2
In a chemical equation, products are always
on the right.
on the left.
30s - Q3
In a chemical equation, reactants are always
on the right.
on the left.
30s - Q4
Subscript tells you the number of ........................... of an element.
elements
compounds
atoms
molecules
30s - Q5
The total number of atoms on the reactant side.
5
2
6
4
30s - Q6
How many elements are involved in this reaction?
4
6
2
3
30s - Q7
What should i do first when balancing a chemical equation?
I should identify the elements in the equation.
I will count the atoms on the reactant side.
I will go straight on the coefficient.
I will count the atoms on the product side.
30s - Q8
Which of the following is a compound?
Na
Cu
Al
NH3
30s - Q9
What is the coefficient of the compound on the reactant side.
4
3
1
2
30s - Q10
What is the coefficient of the compound on the product side.
1
3
2
4
30s - Q11
The equation is,
balanced
unbalanced
30s - Q12
The equation is,
balanced
unbalanced
30s - Q13
The subscripts on the reactant side.
1+2+1
2+2
1+2+1
1+1+2
30s - Q14
The coefficients on the product side.
2,1
1,1
1,2
2,2
30s - Q15
The subscripts on the product side.
1+1+2
1+1+3
1+2+1
2+1
30s
