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AfilCa [17]
4 years ago
7

Which is an example of a chemical reaction?

Chemistry
1 answer:
romanna [79]4 years ago
5 0
The answer choices: 
_____________________
[B]: rusting iron ;  AND:

[D]: rubbing a marker on paper;
________________________________
are BOTH examples of a chemical reaction.
___________________________
Note: Rusting iron is, more specifically, a "redox" (or, "oxidation/reduction") reaction.
____________________________

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Which of the following correctly represents the transmutation in which a curium-242 nucleus is bombarded with an alpha particle
Alekssandra [29.7K]

<u>Answer:</u> The chemical equation is written below.

<u>Explanation:</u>

Transmutation is defined as the process in which one chemical isotope gets converted to another chemical isotope. The number of protons or neutrons in the isotope gets changed.

The chemical equation for the reaction of curium-242 nucleus with alpha particle (helium nucleus) follows:

_{96}^{242}\textrm{Cm}+_4^2\textrm{He}\rightarrow _{98}^{245}\textrm{Cf}+_0^1\textrm{n}

The product formed in the nuclear reaction are californium-245 nucleus and a neutron particle.

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4 years ago
What is the name of the molecule below?
SIZIF [17.4K]

Answer:

C.) 2-butyne

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Since the molecule has 4 central carbons, it has the prefix but-.

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Since the triple bond starts on the second carbon, it has a 2 - prefix.

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