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Teams
Name
Score
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10
×
State any one precaution to be take while collecting hydrogen gas.
Apparatus should be air tight or lower end of the thistle funnel must dip in acid
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10
×
We cannot use dil HNO3 in the above process. State True or False
True
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10
×
Name the industrial method of production of Hydrogen gas
BOSCH process
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10
×
The process by which hydrogen gas is collected
Downward displacement of water
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10
×
Name the substance âCâ.
Zinc Granules
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10
×
Give the balanced chemical equation for the laboratory preparation of hydrogen.
Zn + dil 2HCl ï ZnCl2 + H2 or Zn + dil H2SO4 ï ZnSO4 + H2
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10
×
Identify the apparatus âAâ and name the substance added through it.
thistle funnel and Dil HCl or Dil Sulphuric acid
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thief
Give points!
5
10
15
20
25
×
star
Double points!
Okay!
×
rocket
Go to first place!
Okay!
×
thief
Give points!
5
10
15
20
25
×
boom
Lose 50 points!
Oops!
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gift
Win 20 points!
Okay!
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
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10
×
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