
NGSS.HS-PS1-7
Quiz
•
Science
•
9th - 12th Grade
•
Hard
Standards-aligned
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Is this equation balanced?
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
The ______________ yield is the maximum amount of product possible in a reaction. This determines the amount of product that should be produced in a perfect setting
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
24 g of magnesium reacts with 38 g of fluorine to produce _____ g magnesium fluoride
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Write a balanced equation for this DR reaction.
NaOH + Fe(NO3)3 -->
NaFe + OH(NO3)3
2NaNO3 + 3Fe(OH)3
NaNO3 + FeOH
3NaNO3 + Fe(OH)3
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Balance this equation.
_CF4 + _Br2 --> _CBr4 + _F2
2,1,2,1
1,2,2,1
1,2,1,2
2,2,2,2
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The two (2) is indicating _________.
subscripts
reactants
coefficients
aqueous
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Write values of a,b and c if following chemical reaction is balanced .
aMg + bO2 → cMgO
(i) a=2, b=1, c=2
(ii) a=1, b=1, c=2
(iii) a=2, b=1, c=1
(iv) a=2, b=2, c=2
Tags
NGSS.HS-PS1-7
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