<span>The answer to your question is the 3rd option </span>
Chlorine has a charge -1. It means that X is +2 so that the formula is XCl2. Group 2 is the correct answer.
Having a large yard is an example of something that can promote sustainable development.
<h3>
What is sustainable development ?</h3>
Sustainable development is an organizing principle for meeting human development goals while also sustaining the ability of natural systems to provide the natural resources and ecosystem services on which the economy and society depend.
A yard is an open place with fencing around it, with grasses and small shrubs. Having a large yard will not only meet the requirement of the human beings but also be in favor of environment as there will be no construction over that area.
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The substances which dissolve most readily in water are called soluble substances and they are likely those substances which have the same polarity as water.