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Subjects
Science CBSE
Class 10
Periodic classification of elements
Textbook questions
11.
Exercises II
Exercise condition:
2
m.
1.
Element X forms a chloride with the formula \(XCl_2\), which is solid with a high melting point. X would most likely to be in the same group of the periodic table as
H
Na
Mg
Li
2.
Which element has two shells with three electrons in its valence shell?
Boron (3, 3)
Boron (2, 3)
Boron (2, 6)
Boron (2, 4)
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