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kondor19780726 [428]
3 years ago
14

4Fe + 302 → 2Fe2O3

Chemistry
1 answer:
frez [133]3 years ago
5 0

Answer:

2 -> O and Fe

Explanation:

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Which statement best describes a chemical reaction?
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Answer:

In a chemical reaction, one or more substances called reactants are combined or  broken down to form products.

Explanation:

Chemical reaction:

In a chemical reaction one or more substance converted into the another substance.

The substances that reacts or combine during the chemical reaction are called reactants while the new species formed as a result of chemical reaction are products.

There are different types of reaction given below:

Decomposition reaction:

It is the reaction in which one reactant is break down into two or more product.

AB → A + B

Synthesis reaction:

It is the reaction in which two or more simple substance react to give one or more complex product.

Single replacement:

It is the reaction in which one elements replace the other element in compound.

AB + C → AC + B

Double replacement:

It is the reaction in which two compound exchange their ions and form new compounds.

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3 years ago
When I2 and FeCl2 are mixed together, iodine (I) cannot replace chlorine (Cl) in the compound because iodine is lower on the per
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The given statement is True.


This is single replacement reaction.

As reactivity decreases down the group,

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And so Iodine cannot replace chlorine from FeCl2.

I2 + FeCl2 ---> no reaction (Iodine is less reactive than chlorine)

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How many dots should be shown in the Lewis dot diagram of oxygen? (1 point)
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antoniya [11.8K]

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Explanation:

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According to the periodic table, Hydrogen is in group 1 and period 1. Beryllium is in group 2, period 2.

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