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General Knowledge - Chemistry

Exercise : Chemistry - Section 1
  • Chemistry - Section 1
16.
The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
2.05 gram
3.05 gram
4.05 gram
5.05 gram
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The octane number of zero is assigned to
2-methyl octane
n-heptane
iso-octane
3-methyl octane
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The metal that is used as a catalyst in the hydrogenation of oils is
Ni
Pb
Cu
Pt
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
The most abundant rare gas in the atmosphere is
He
Ne
Ar
Xe
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
The Latin word formica means ant. The name formic acid is derived from this Latin word because
this acid, in ancient times, was used to eliminate ant-hills
this corrosive acid is secreted by ants to drive away their enemies
this acid was first obtained by the distillation of ants
ants are attracted by the odour of this acid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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