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BlackZzzverrR [31]
3 years ago
10

How many electrons elements are present in period 2 ?​

Chemistry
2 answers:
katrin2010 [14]3 years ago
7 0
There are 8 elements
AVprozaik [17]3 years ago
3 0
There are Eight elements
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The type of reaction that occurs without the addition of heat is called spontaneous reaction. That is option D.

<h3>What is spontaneous reaction?</h3>

Spontaneous reaction is defined as the reaction where by new substances are formed naturally without the addition of extra energy in the form of heat.

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