Question 2
Element X forms a chloride with the formula ${XCl}_{2}$ , which is a solid with a high melting point. X would most likely be in the same group of the periodic table as:
1. Na
2. Mg
3. Al
4. Si

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Solution

Mg forms a chloride with the formula ${MgCl}_{2}$ as it has two valence electrons. It has high melting and boiling point. Elements with similar properties are placed in the same group. So, the element X will be placed in the same group as magnesium.

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Groups in Modern Periodic Table

Standard X Chemistry

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Question 2 Element X forms a chloride with the formula XCl2, which is a solid with a high melting point. X would most likely be in the same group of the periodic table as: 1. Na 2. Mg 3. Al 4. Si

Mg forms a chloride with the formula MgCl2 as it has two valence electrons. It has high melting and boiling point. Elements with similar properties are placed in the same group. So, the element X will be placed in the same group as magnesium.

Question 2
Element X forms a chloride with the formula ${XCl}_{2}$ , which is a solid with a high melting point. X would most likely be in the same group of the periodic table as:
1. Na
2. Mg
3. Al
4. Si

Mg forms a chloride with the formula ${MgCl}_{2}$ as it has two valence electrons. It has high melting and boiling point. Elements with similar properties are placed in the same group. So, the element X will be placed in the same group as magnesium.