Element X forms a chloride with the formula XCl_{2}, which is a solid with high melting point. X would most likely be in the same group of periodic table as
- A. Na
- B. Al
- C. Mg ✓
- D. K
Correct Answer: C. Mg
Explanation
The formula XCl_{2} indicates that element X has a valency of 2. Magnesium (Mg) belongs to Group 2 (alkaline earth metals) and has a valency of 2.
Related questions on Chemistry
- Which one of the following is the correct reactivity series with water?
- Which one of the following metals floats in cold water?
- Which one of the following solutions is <strong>NOT</strong> capable of conducting electricity?
- To help deep-sea divers breathe, they carry cylinders of oxygen mixed with
- Which of the following compounds undergoes/undergo thermal decomposition?